January 22 » Edward VII is proclaimed King after the death of his mother, Queen Victoria.
June 11 » The boundaries of the Colony of New Zealand are extended by the UK to include the Cook Islands.
August 21 » Six hundred American school teachers, Thomasites, arrived in Manila on the USAT Thomas.
October 12 » President Theodore Roosevelt officially renames the "Executive Mansion" to the White House.
October 24 » Annie Edson Taylor becomes the first person to go over Niagara Falls in a barrel.
December 12 » Guglielmo Marconi receives the first transatlantic radio signal (the letter "S" [***] in Morse Code), at Signal Hill in St John's, Newfoundland.
Day of marriage April 20, 1924
The temperature on April 20, 1924 was between 5.8 °C and 16.4 °C and averaged 10.7 °C. There was 1.5 hours of sunshine (11%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 22 » Ramsay MacDonald becomes the first Labour Prime Minister of the United Kingdom.
April 1 » The Royal Canadian Air Force is formed.
April 8 » Sharia courts are abolished in Turkey, as part of Atatürk's Reforms.
May 21 » University of Chicago students Richard Loeb and Nathan Leopold, Jr. murder 14-year-old Bobby Franks in a "thrill killing".
October 7 » Andreas Michalakopoulos becomes prime minister of Greece for a short period of time.
November 23 » Edwin Hubble's discovery, that the Andromeda "nebula" is actually another island galaxy far outside of our own Milky Way, is first published in The New York Times.
Day of death December 10, 1975
The temperature on December 10, 1975 was between 3.9 °C and 5.2 °C and averaged 4.5 °C. There was 0.1 mm of rain during 0.1 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. 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 28 » In London, an underground train fails to stop at Moorgate terminus station and crashes into the end of the tunnel, killing 43 people.
March 26 » The Biological Weapons Convention comes into force.
April 9 » The first game of the Philippine Basketball Association, the second oldest professional basketball league in the world.
June 5 » The United Kingdom holds its first country-wide referendum on membership of the European Economic Community (EEC).
July 17 » Apollo–Soyuz Test Project: An American Apollo and a Soviet Soyuz spacecraft dock with each other in orbit marking the first such link-up between spacecraft from the two nations.
September 5 » Sacramento, California: Lynette Fromme attempts to assassinate U.S. President Gerald Ford.
When copying data from this family tree, please include a reference to the origin: Peter C.J. Perger, "Family tree Perger", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-perger/R780.php : accessed January 4, 2026), "Adriana Wilhelmina Daadselaar (Daselaar) (Daatzelaar) (1901-1975)".
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