January 12 » The National Trust is founded in the United Kingdom.
February 9 » William G. Morgan creates a game called Mintonette, which soon comes to be referred to as volleyball.
April 24 » Joshua Slocum, the first person to sail single-handedly around the world, sets sail from Boston, Massachusetts aboard the sloop "Spray".
September 3 » John Brallier becomes the first openly professional American football player, when he was paid US$10 by David Berry, to play for the Latrobe Athletic Association in a 12-0 win over the Jeanette Athletic Association.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
November 28 » The first American automobile race takes place over the 54 miles from Chicago's Jackson Park to Evanston, Illinois. Frank Duryea wins in approximately 10 hours.
Day of marriage November 15, 1923
The temperature on November 15, 1923 was between 0.3 °C and 8.0 °C and averaged 4.5 °C. There was 3.5 mm of rain. There was 2.4 hours of sunshine (27%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. 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.
July 24 » The Treaty of Lausanne, settling the boundaries of modern Turkey, is signed in Switzerland by Greece, Bulgaria and other countries that fought in World War I.
September 29 » The First American Track & Field championships for women are held.
October 13 » Ankara becomes the capital of Turkey.
October 15 » The German Rentenmark is introduced in Germany to counter hyperinflation in the Weimar Republic.
October 31 » The first of 160 consecutive days of 100° Fahrenheit at Marble Bar, Western Australia.
December 21 » United Kingdom and Nepal formally signed an agreement of friendship, called the Nepal–Britain Treaty of 1923, which superseded the Treaty of Sugauli signed in 1816.
Day of death September 4, 1969
The temperature on September 4, 1969 was between 11.0 °C and 19.9 °C and averaged 14.8 °C. There was 0.1 mm of rain during 0.2 hours. There was 8.1 hours of sunshine (60%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 17 » Black Panther Party members Bunchy Carter and John Huggins are killed during a meeting in Campbell Hall on the campus of UCLA.
March 13 » Apollo 9 returns safely to Earth after testing the Lunar Module.
March 16 » A Viasa McDonnell Douglas DC-9 crashes in Maracaibo, Venezuela, killing 155.
April 7 » The Internet's symbolic birth date: Publication of RFC 1.
November 15 » Cold War: The Soviet submarine K-19 collides with the American submarine USS Gato in the Barents Sea.
November 24 » Apollo program: The Apollo 12 command module splashes down safely in the Pacific Ocean, ending the second manned mission to land on the Moon.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I283793.php : accessed March 3, 2026), "Petrus Cornelius Roovers (1895-1969)".
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