April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
Day of death April 2, 1974
The temperature on April 2, 1974 was between 4.8 °C and 19.1 °C and averaged 11.9 °C. There was -0.1 mm of rain. There was 6.5 hours of sunshine (50%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 7 » Grenada gains independence from the United Kingdom.
February 22 » Samuel Byck attempts to hijack an aircraft at Baltimore/Washington International Airport with the intention of crashing it into the White House to assassinate Richard Nixon, but is killed by police.
February 22 » The Organisation of the Islamic Conference summit begins in Lahore, Pakistan. Thirty-seven countries attend and twenty-two heads of state and government participate. It also recognizes Bangladesh.
April 29 » Watergate scandal: United States President Richard Nixon announces the release of edited transcripts of White House tape recordings relating to the scandal.
November 20 » The first fatal crash of a Boeing 747 occurs when Lufthansa Flight 540 crashes while attempting to takeoff from Jomo Kenyatta International Airport in Nairobi, Kenya, killing 59 out of the 157 people on board.
November 23 » Sixty Ethiopian politicians, aristocrats, military officers, and other persons are executed by the provisional military government.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I600254.php : accessed January 21, 2026), "Sjieuwke Hiemstra (1897-1974)".
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