February 7 » A Chinese immigrant in San Francisco falls ill to bubonic plague in the first plague epidemic in the continental United States.
February 27 » The British Labour Party is founded.
March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
April 14 » The Exposition Universelle begins.
June 20 » Baron Eduard Toll, leader of the Russian Polar Expedition of 1900, departs Saint Petersburg in Russia on the explorer ship Zarya, never to return.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of death June 17, 1931
The temperature on June 17, 1931 was between 10.1 °C and 24.0 °C and averaged 16.6 °C. There was 0.3 mm of rain. There was 7.3 hours of sunshine (44%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
When copying data from this family tree, please include a reference to the origin: Peter van Leeuwen, "Genealogy Van Leeuwen", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-van-leeuwen/R705.php : accessed May 27, 2024), "theodorus van Leeuwen (1900-1931)".
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