February 7 » A Chinese immigrant in San Francisco falls ill to bubonic plague in the first plague epidemic in the continental United States.
February 18 » Second Boer War: Imperial forces suffer their worst single-day loss of life on Bloody Sunday, the first day of the Battle of Paardeberg.
February 27 » Fußball-Club Bayern München is founded.
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
October 9 » The Cook Islands become a territory of the United Kingdom.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
Day of marriage August 12, 1931
The temperature on August 12, 1931 was between 6.3 °C and 16.7 °C and averaged 13.1 °C. There was 0.2 mm of rain during 0.5 hours. There was 1.2 hours of sunshine (8%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-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.
February 3 » The Hawke's Bay earthquake, New Zealand's worst natural disaster, kills 258.
March 5 » The British Raj: Gandhi–Irwin Pact is signed.
March 19 » Gambling is legalized in Nevada.
March 26 » Swissair is founded as the national airline of Switzerland.
March 31 » A Transcontinental & Western Air airliner crashes near Bazaar, Kansas, killing eight, including University of Notre Dame head football coach Knute Rockne.
March 31 » An earthquake in Nicaragua destroys Managua; killing 2,000.
When copying data from this family tree, please include a reference to the origin: Bott, "Family tree Bott", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-bott/I6998.php : accessed February 13, 2026), "Johanna Petronella HELVOORT van (1900-)".
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