1710 – The Statute of Anne, the first law regulating copyright, entered into force in Great Britain on the 10th April 1710.

1778 – William Hazlitt the English critic and painter was born on the 10th April 1778 (died 1830).

1829 – William Booth the English founder of the Salvation Army was born was born on the 10th April 1829 (died 1912).

1877 – Alfred Kubin the Austrian illustrator and author was born on the 10th April 1877 (died 1959).

1912 – The Titanic left port in Southampton, England for her 1st and only voyage on the 10th April 1912.

1916 – Lee Jung Seob the Korean painter was born on the 10th April 1916 (died 1956)

1921 – Chuck Connors the American actor was born on the 10th April 1921 (died 1992).

1924 – Kenneth Noland the American painter was born on the 10th April 1924 (died 2010).

1925 – The Great Gatsby by F. Scott Fitzgerald was 1st published in New York City on the 10th April 1925, by Charles Scribner’s Sons.

1932 – Omar Sharif the Egyptian actor was born on the 10th April 1932.

1936 ~ David A. Hardy the space artist was born on the 10th April 1936.

1947 – Bunny Wailer the Jamaican singer-songwriter and drummer from Bob Marley and the Wailers was born on the 10th April 1947.

1950 – Eddie Hazel the American guitarist from Parliament-Funkadelic was born on the 10th April 1950 (died 1992).

1953 – Warner Brothers premiered the 1st 3D film from a major American studio on the 10th April 1953, entitled House of Wax. YouTube video: House of Wax movie trailer (1953) ~ an American horror film starring Vincent Price and remake of Warners’ Mystery of the Wax Museum (1933), without the comic relief featured in the earlier film…

1959 – Brian Setzer the American singer-songwriter and guitarist from Stray Cats was born on the 10th April 1959.

1960 – Katrina Leskanich the American lead singer of pop band Katrina and the Waves was born on the 10th April 1960.

1970 – Paul McCartney announced that he was leaving The Beatles on the 10th April 1970, because of personal and professional reasons.

1979 – Sophie Ellis-Bextor the English singer was born on the 10th April 1979.

1980 – Charlie Hunnam the English actor and screenwriter was born on the 10th April 1980.

1981 – Liz McClarnon the English singer from Atomic Kitten.

1988 – Haley Joel Osment the American actor was born on the 10th April 1988.

Today in History for April 10th ~ video presented by the Associated Press… 

1413 – Henry V was crowned King of England on the 9th April 1413.

1860 – Édouard-Léon Scott de Martinville made the oldest known recording of an audible human voice on the 9th April 1860, on his phonautograph machine.

1926 ~ Hugh Hefner the American magazine publisher, and founder and chief creative officer of Playboy Enterprises was born in Chicago, Illinois on the 9th April 1926. Hugh Hefner online: Playboy.com  | The Hugh M. Hefner Foundation  |  Twitter.com/HughHefner | YouTube video: Hugh Hefner Biography: Life & Career of the Playboy Founder ~ Despite criticism and controversy, he broke barriers with his ideas and projects…

1937 – The Kamikaze arrived at Croydon Airport in London on the 9th April 1937, it was the first Japanese-built aircraft to fly to Europe.

1954 – Dennis Quaid the American actor, singer, and producer was born on the 9th April 1954.

1957 – The Suez Canal in Egypt was cleared and opened to shipping on the 9th April 1957.

1957 ~ Jamie Redfern the Australian television presenter and pop singer was born on the 9th April 1957. Jamie was a founding member of Young Talent Time and currently runs the Australian Showbusiness Academy with his wife Judy. Jamie was known as Australia’s little boy with the big voice in the 1970s, when he toured with Liberace, and Elvis Presley called him the best boy singer in the world, and Sammy Davis Junior publicly agreed. Read the Biography of Jamie Redfern, visit the official Jamie Redfern website, watch Jamie Redfern YouTube Videos, become friends on Jamie Redfern’s Facebook, see the Jamie Redfern Photo Gallery

1967 – The first Boeing 737 (a 100 series) made its maiden flight on the 9th April 1967.

1978 – Rachel Stevens the English singer-songwriter from S Club was born on the 9th April 1978.

1990 – Kristen Stewart the American actress was born on the 9th April 1990.

2005 ~ KOKO the Australian Kelpie best known for his role as the title character of the 2011 film Red Dog was born on the 9th April 2005 (died 18th December 2012 aged 7). Koko was owned by Nelson Woss, a producer of Red Dog.

Today in History for April 9th ~ video presented by the Associated Press… 

1774 ~ Kaspar Anton Karl van Beethoven the brother of Ludwig van Beethoven was born on the 8th April 1774 (died 15th November 1815).

1820 ~ Venus de Milo was discovered on the Aegean island of Melos on the 8th April 1820.

1904 ~ Longacre Square in Midtown Manhattan was renamed Times Square on the 8th April 1904, after The New York Times.

1906 ~ Auguste Deter the first person to be diagnosed with Alzheimer’s disease, died on the 8th April 1906.

1911 ~ Heike Kamerlingh Onnes the Dutch physicist discovered superconductivity on the 8th April 1911.

1918 ~ Charlie Chaplin & Douglas Fairbanks sold war bonds for World War I on the streets of New York City’s financial district on the 8th April 1918.

1947 ~ Steve Howe the English guitarist and songwriter from Yes and Asia was born on the 8th April 1947.

1959 ~ Grace Hopper led a team of computer manufacturers, users, and university people to discuss the creation of a new programming language on the 8th April 1959, that would be later called COBOL.

1962 ~ Evan Davis the English journalist, economist and presenter for the BBC was born on the 8th April 1962. Evan Davis is well known as the presenter for the BBC venture-capitalist programme Dragons’ Den. 

1963 ~ Julian Lennon the English singer-songwriter, actor, and photographer was born on the 8th April 1963.

1966 ~ Charlotte Dawson the New Zealand-Australian television host was born on the 8th April 1966.

1973 ~ Pablo Picasso the Spanish painter and sculptor died while drawing in his bed, in Mougins, France on the 8th April 1973 aged 91 (born in Málaga, Spain 25th October 1881). Picasso official website: www.Picasso.fr | YouTube video: The Power of Art – Picasso (complete episode)…

1975 ~ Anouk the Dutch singer was born on the 8th April 1975.

1992 ~ Arthur Ashe the retired tennis great announced that he had AIDS on the 8th April 1992, due to a blood transfusions during one of his two heart surgeries.

2005 ~ The Funeral of Pope John Paul II was attended by over 4 million people on the 8th April 2005.

2008 ~ Bahrain World Trade Centre become the World’s first building to integrate wind turbines with its completion on the 8th April 2008.

Today in History for April 8th ~ video presented by the Associated Press… 

1613 ~ Gerrit Dou the Dutch painter was born on the 7th April 1613 (died 1675).

1739 ~  Dick Turpin the English criminal died on the 7th April 1739 (born 1705).

1883 ~ Gino Severini the Italian painter was born on the 7th April 1883 (died 1966).

1891 ~ Ole Kirk Christiansen the Danish businessman and founder of the Lego Group (died 1958).

1906 ~ Mount Vesuvius erupted and devastates Naples on the 7th April 1906.

1915 ~ BiLLiE HOLiDAY the American jazz singer and songwriter was born Eleanora Harris on the 7th April 1915, and died aged 44 in 1959.

1920 ~ RAVi SHANKAR the Indian musician, composer and sitar player was born on the 7th April 1920. He was awarded the Bharat Ratna, India’s highest civilian honor, and received 3 Grammy Awards. In the 2000’s he still performs, often with his daughter Anoushka.  The Beatles’ lead guitarist George Harrison involved himself in several of Shankar’s projects, and can be seen in this > ViDEO < on this link, being taught Sitar by Ravi Shankar. The video below is of Ravi Shankar on the Dick Cavett Show…

1927 ~ The 1st distance public television broadcast was on the 7th April 1927, from Washington, D.C., to New York City, displaying the image of Commerce Secretary Herbert Hoover.

1928 ~ James Garner the American actor was born on the 7th April 1928.

1930 ~ Yves Rocher the French businessman and founder of the Yves Rocher Company was born on the 7th April 1930 (died 2009).

1938 ~ Spencer Dryden the American drummer from Jefferson Airplane was born on the 7th April 1938 (died 2005).

1939 ~ David Frost the English journalist and game show host was born on the 7th April 1939. (died 31st August 2013 aged 74).

1941 ~ CORNELiA FRANCES the Australian actress aka as judge Morag Bellingham on Home and Away, sister Grace Scott on The Young Doctors, and host of The Weakest Link, was born on the 7th April 1941. This video shows Cornelia in the opening of The Young Doctors soap opera, seen on TV from 1976 to 1983…

1947 ~ Patricia Bennett the American singer from The Chiffons was born on the 7th April 1947.

1947 ~ Florian Schneider the German singer and drummer from Kraftwerk was born on the 7th April 1947.

1947 ~ HENRY FORD the American automobile manufacturer and founder of the Ford Motor Company died on the 7th April 1947, aged 83.

1948 ~ The World Health Organization was established by the United Nations on the 7th April 1948.

1948 ~ Carol Douglas the American singer was born on the 7th April 1948.

1949 ~ JOHN OATES  the American guitarist, songwriter and producer from Hall & Oates was born on the 7th April 1949.

1950 ~ WORLD HEALTH DAY was first held on this 7th April 1950.

1951 ~ JANiS iAN the American singer, songwriter, musician, and author was born Janis Fink on the 7th April 1951. Janis won a Grammy Award for At Seventeen in 1975. Another great song of Janis Ian is Fly Too High from 1979. At Seventeen is a beautiful song…

1954 ~ JACKiE CHAN the Chinese actor, director, producer, and martial artist was born on this 7th April 1954.

1955 ~ Winston Churchill resigned as Prime Minister of the United Kingdom on the 7th April 1955.

1957 ~ SiMON CLiMIE the UK songwriter, producer and former lead singer of pop duo Climie Fisher was born on the 7th April 1957. “Love Changes (Everything)” from 1987 was their biggest hit…

1964 ~ RUSSELL CROWE the New Zealand / Australian actor was born on the 7th April 1964.

1964 ~ IBM announced the System/360 computer on the 7th April 1964. The System/360 models had 256 kB to 8 MB of internal main memory, the same memory size of a standard SD memory card in a 2012 digital camera.

1968 ~ Duncan Armstrong the Australian swimmer was born on the 7th April 1968.

1968 ~ Jennifer Lynch the American actress, director, screenwriter, and producer was born on the 7th April 1968.

1969 ~ iNTERNET was born on this 7th April 1969 with the publication of RFC aka Request for Comments.

1978 ~ Duncan James the English singer from Blue was born on the 7th April 1978.

1978 ~ The neutron bomb development was canceled by President Jimmy Carter was born on the 7th April 1978.

1983 ~ STS-6 astronauts Story Musgrave and Don Peterson performed the 1st space shuttle spacewalk on the 7th April 1983.

2001 ~ MARS ODYSSEY was launched on the 7th April 2001. The robotic spacecraft for orbiting Mars was launched on a Delta II rocket from Cape Canaveral Air Force Station, and reached Mars orbit on the 24th October in 2001. The NASA mission named as a tribute to Arthur C. Clarke cost US$297 million. On the 15th of December in 2010 The Odyssey broke the record for longest serving spacecraft at Mars, after 3,340 days of operation. As of 2012 it holds the record for the longest-surviving continually active spacecraft in orbit around a planet other than Earth, for over 10 years.

1320 ~ The DECLARATiON OF ARBROATH was signed on the 6th April 1320. TARTAN DAY has been celebrated on the 6th of April in the United States and Canada since the 1980’s, to celebrate the day the Declaration of Arbroath. In Australia has a similar International Tartan Day but it’s held on the 1st of July, the anniversary of the repeal of the 1747 Act of Proscription that banned the wearing of tartan.

1483 ~ RAPHAEL the Italian painter and architect was born on this 6th day of April in 1483 and also died on this 6th day of April in 1520 aged 37.

1820 ~ NADAR the French photographer, caricaturist, journalist, novelist and balloonist was born on the 6th April 1820 (died 23 March 1910, 2 weeks before his 90th birthday).

1826 ~ GUSTAVE MOREAU the French painter was born on this 6th day of April in 1826 (died aged 72 on 18 April 1898).

1926 ~ GiL KANE the cartoonist who co-created the modern-day superheroes Green Lantern and the Atom for DC Comics, was born on this 6th day of April in 1926 as Eli Katz (died aged 73 on 31 January 2000)

1930 ~ GANDHi raised a lump of mud and salt and declared, “With this, I am shaking the foundations of the British Empire.” on the 6th April 1930, beginning the Salt Satyagraha aka the Salt March. This influenced American civil rights activist Martin Luther King, Jr., and his fight for civil rights for blacks and other minority groups in the 1960s.

1933 ~ NEW BEER’S EVE  has been celebrated on the 6th of April since 1933 in the United States, to celebrate the end of Prohibition, after the signing into law by President Franklin D. Roosevelt, resulting in beer becoming legal on the following day, 7th April in 1933. Cheers!

1957 ~ ARiSTOTLE ONASSiS decided that being one of the wealthiest men in the World as the Greek shipping tycoon wasn’t enough, so he bought the Hellenic National Airlines, and founded Olympic Airlines, on this 6th day of April in 1957. See Pam Ann’s comedy sketch One world Alliance as Olympic Airlines hostess Malaka Pustis…

1969 – Paul Rudd the American actor was born on the 6th April 1969.

1974 ~ ABBA won the 19th annual Eurovision Song Contest on the 6th April 1974 with Waterloo.

1998 ~ TAMMY WYNETTE  the biggest-selling country female vocalists aka the First Lady of Country Music died on the 6th April 1998 aged 55. Tammy was best known for the biggest selling hit country single by a woman in history ~ Stand by Your Man (1968)

2012 ~ THOMAS KiNKADE aka America’s most-collected living artist, notable for the mass marketing of his idealised popular printed reproductions, died of natural causes on the 6th April 2012, aged only 54. Thomas Kinkade estimated his mass-produced works hung in 1 out of 20 US homes, with his business expanding to include his art on mugs, watches, calendars, greeting cards, puzzles, 120 books, themed housing developments, and an autobiographical film, with Peter O’Toole playing his art teacher.

Thomas Kinkade became a multimillionaire, reported to have earned $53 million for his art fom 1997 to May 2005, and the only artist to have a company on the New York Stock Exchange. According to some accounts, by 2000, his art business was taking up to $US250 million a year, but a few years later the value of his company fell so much, he bought it back for $US32 million. Despite having a devoted following that numbered in the millions, Kinkade was not taken seriously by most critics.

In memory of Thomas Kinkade “A Lifetime of Light” video… 

1588 – Thomas Hobbes the English philosopher was born on the 5th April 1588 (d. 1679).

1621 – The Mayflower set sail from Plymouth, Massachusetts on a return trip to England on the 5th April 1621.

1722 – The Dutch explorer Jacob Roggeveen discovered Easter Island on the 5th April 1722.

1732 – Jean-Honoré Fragonard the French artist was born on the 5th April 1732 (d. 1806).

1752 – Sébastien Érard the French musical instrument maker was born on the 5th April 1752 (d. 1831).

1804 – High Possil Meteorite: The 1st recorded meteorite in Scotland fell in Possil on the 5th April 1804.

1827 – Joseph Lister the English surgeon and pioneer of antiseptic surgery was born on the 5th April 1827 (d. 1912).

1837 – Algernon Charles Swinburne the English poet was born on the 5th April 1837 (d. 1909).

1847 – Birkenhead Park, the first civic public park, was opened in Birkenhead on the 5th April 1847.

1899 – Elsie Thompson the American super-centenarian was born on the 5th April 1899 (d. 2013).

1900 – Archaeologists in Knossos, Crete discovered a large cache of clay tablets on the 5th April 1900, with hieroglyphic writing in a script called Linear B.

1900 – Spencer Tracy the American actor was born on the 5th April 1900 (d. 1967).

1908 – Bette Davis the American actress was born on the 5th April 1908 (d. 1989).

1916 – Gregory Peck the American actor was born on the 5th April 1916 (d. 2003).

1928 – Tony Williams the American singer from The Platters was born on the 5th April 1928 (d. 1992).

1932 – Alcohol prohibition in Finland ended on the 5th April 1932, when alcohol sales began in Alko liquor stores.

1940 – Tommy Cash the American singer-songwriter, and brother of Johnny Cash was born on the 5th April 1940.

1949 – Judith Resnik the American astronaut was born on the 5th April 1949 (d. 1986).

1950 – Agnetha Fältskog the Swedish singer from ABBA was born on the 5th April 1950.

1951 – Dean Kamen the American inventor of the Segway was born on the 5th April 1951.

1954 – Stan Ridgway the American singer-songwriter from the Wall of Voodoo was born on the 5th April 1954.

1955 – Winston Churchill resigned as Prime Minister of the United Kingdom on the 5th April 1955, amid indications of failing health.

1956 – Anthony Horowitz the English author was born on the 5th April 1956.

1998 – In Japan, the Akashi-Kaikyo Bridge linking Awaji Island with Honshū and costing about $3.8 billion USD, opened to traffic on the 5th April 1998, becoming the largest suspension bridge in the world.

1147 ~ Moscow was first made mention of in historical records on the 4th April 1147, when Yuri Dolgorukiy called upon the prince of the Novgorod-Severski to “come to me, brother, to Moscow.” The city is named after the river гра́д Моско́в, literally “the city by the Moskva River“ YouTube video shows some marvelous Moscow footage in this great 1980 hit by Genghis Khan…

1581 – Francis Drake was knighted for completing a circumnavigation of the world on the 4th April 1581.

1814 – Napoleon abdicated for the first time on the 4th April 1814.

1841 – William Henry Harrison died of pneumonia on the 4th April 1841, becoming the 1st President of the United States to die in office, and the one with the shortest term served.

1850 – Los Angeles, California was incorporated as a city on the 4th April 1850.

1873 – The Kennel Club was founded on the 4th April 1873. It is the oldest and first official registry of purebred dogs in the world.

1911 – Max Dupain the Australian photographer was born on the 4th April 1911 (died 1992).

1957 – Graeme Kelling the Scottish guitarist from Deacon Blue was born on the 4th April 1957 (died 2004).

1958 – The CND peace symbol was displayed in public for the first time in London on the 4th April 1958.

1960 – Hugo Weaving the Nigerian-Australian actor was born on the 4th April 1960.

1963 – Graham Norton the Irish-English actor and talk show host was born on the 4th April 1963.

1964 – The Beatles occupied the top 5 positions on the Billboard Hot 100 pop chart on the 4th April 1964.

1965 – Robert Downey, Jr. the American actor, singer, screenwriter, and producer was born on the 4th April 1965.

1968 – Martin Luther King, Jr. was assassinated by James Earl Ray at a motel in Memphis, Tennessee on the 4th April 1968.

1968 – Apollo 6 was launcehed by NASA on the 4th April 1968.

1969 – Dr. Denton Cooley implanted the 1st temporary artificial heart on the 4th April 1969.

1973 – The World Trade Center in New York was officially dedicated on the 4th April 1973.

1975 – Microsoft was founded as a partnership between Bill Gates and Paul Allen in Albuquerque, New Mexico on the 4th April 1975.

1975 ~ The Tan Son Nhut C-5 accident occurrred on the 4th April 1975, with the crash of Lockheed C-5A Galaxy during Operation Babylift. The C-5 crashed on approach during an emergency landing at Tan Son Nhut Air Base, South Vietnam. The accident marked the 1st fatal crash for the C-5 Galaxy fleet, and the deadliest accident involving a U.S. military aircraft. Out of 313 people on board, the death toll included 78 children, 35 Defence Attaché Office employees and 11 U.S. Air Force personnel. 175 people survived, with all of the surviving orphans flown to the United States.

1978 – Sam Moran the Australian singer and guitarist from The Wiggles was born on the 4th April 1978.

1979 – Heath Ledger the Australian actor and director was born on the 4th April 1979 (died 2008).

1983 – Space Shuttle Challenger (STS-6) made its maiden voyage into space on the 4th April 1983.

1984 – President Ronald Reagan called for an international ban on chemical weapons on the 4th April 1984.

1989 ~ Round the Twist the Logie Award winning Australian television series was 1st broadcast on the 4th April 1989, until the 2nd May 2001. Round the Twist is about 3 children and their father living in a lighthouse and involved in many bizarre magical adventures. The first 2 series were based on the Round the Twist books written by author Paul Jennings. Several locations were used for the filming, including the Split Point Lighthouse in Aireys Inlet, Williamstown, Point Lonsdale and Queenscliff, all in the sate of Victoria. Round the Twist official website: www.RoundTheTwist.com

 YouTube video: Round The Twist Theme intro 1989…

1996 – Comet Hyakutake was imaged by the USA Asteroid Orbiter Near Earth Asteroid Rendezvous on the 4th April 1996.

2002 – The Society Murders in Melbourne occurred on the 4th April in 2002.

2005 ~ International Day for Landmine Awareness was declared and started on the 4th April 2005, by the General Assembly. This video explains the Lend Your Leg campaign, which calls for civilians to roll up their pant leg as a symbolic act to support victims of landmines…

2012 ~ GRUMPY CAT the Internet celebrity was born on the 4th April 2012. Grumpy Cat’s real name is Tardar Sauce, and she is well known for her grumpy facial expression. Her owner Tabatha Bundesen said Grumpy Cat’s permanently grumpy-looking face is due to feline dwarfism. Grumpy Cat’s popularity originated from a picture of her posted on the social news website reddit by Tabatha’s brother Bryan on the 22nd September 2012. The photo was made into an image macro with grumpy captions. The Official Grumpy Cat on Facebook has had over 1.2 million Likes. Grumpy Cat was featured on the front page of The Wall Street Journal on the 30th May 2013. Grumpy Cat’s recognitions have included: MSNBC Most influential cat of 2012, BuzzFeed Meme of the Year Award at the 2013 Webby Awards, and 1st prize at the 2nd annual Internet Cat Video Film Festival. Grumpy Cat has made TV appearances Today, Good Morning America, CBS Evening News and other shows. Visit the official Grumpy Cat website: www.GrumpyCats.com, watch Grumpy Cat on YouTube and follow on Twitter.com/RealGrumpyCat.

Grumpy cat official Facebook ~ www.facebook.com/TheOfficialGrumpyCat

0033 ~ The crucifixion of Jesus of Nazareth was on the 3rd April in the year 33. This is the generally agreed-upon date for the historical crucifixion of Jesus of Nazareth, the central figure of Christianity.

1885 ~ Bud Fisher the American cartoonist was born on the 3rd April 1885 (d. 1954).

1885 ~ Gottlieb Daimler was granted a German patent for his engine design on the 3rd April 1885.

1924 ~ Doris Day the American actress, singer and animal rights activist was born on the 3rd April 1924.

1924 ~ Marlon Brando the American actor was born on the 3rd April 1924 (d. 2004).

1929 ~ RMS Queen Mary was ordered from John Brown & Company Shipbuilding and Engineering by Cunard Line on the 3rd April 1929.

1933 ~ The 1st flight over Mount Everest was on the 3rd April 1933. The British expedition was led by the Marquis of Clydesdale, and funded by Lucy, Lady Houston.

1941 ~ Jan Berry the American musician from rock and roll duo Jan and Dean was born on the 3rd April 1941 (d. 2004).

1942 ~ Wayne Newton the American singer and actor was born on the 3rd April 1942.

1944 ~ Tony Orlando the American singer was born on the 3rd April 1944.

1948 ~ President Harry S. Truman signed the Marshall Plan, authorizing $5 billion in aid for 16 countries on the 3rd April 1948.

1958 ~ Alec Baldwin the American actor was born on the 3rd April 1958.

1961 ~ LEADBEATER’S POSSUM was rediscovered in Australia on the 3rd April 1961, after over 50 years of being presumed extinct. Leaderbeater’s Possum Awareness Week is held from the 1st to the 7th April annually. Please visit and help Leadbeater’s Possums at www.Leadbeaters.org.au 

1961 ~ Eddie Murphy the American actor and comedian was born on the 3rd April 1961.

1967 ~ Mark Skaife the Australian race car driver was born on the 3rd April 1967.

1968 ~ Martin Luther King, Jr. delivered his “I’ve Been to the Mountaintop” speech on the 3rd April 1968.

1968 ~ Sebastian Bach the Canadian singer and songwriter from Skid Row was born on the 3rd April 1968.

1972 ~ Jennie Garth the American actress was born in Urbana, Illinois on the 3rd April 1972.YouTube video: Beverly Hills 90210 ~ Seasons 1-8 Intros…

1973 ~ Martin Cooper of Motorola made the first handheld mobile phone call on the 3rd April 1973. Martin made the call to Joel S. Engel of Bell Labs, though it took 10 years for the DynaTAC 8000X to become the first such phone to be commercially released.

1981 ~ The Osborne 1, the 1st successful portable computer, was unveiled at the West Coast Computer Faire in San Francisco on the 3rd April 1981.