The temperature on December 13, 1911 was between 0.1 °C and 5.4 °C and averaged 2.9 °C. There was 1.0 mm of rain. There was 1.7 hours of sunshine (22%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
January 18 » Eugene B. Ely lands on the deck of the USSPennsylvania anchored in San Francisco Bay, the first time an aircraft landed on a ship.
January 30 » The destroyer USSTerry makes the first airplane rescue at sea saving the life of Douglas McCurdy ten miles from Havana, Cuba.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
October 24 » Orville Wright remains in the air nine minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina.
Day of marriage August 21, 1931
The temperature on August 21, 1931 was between 12.3 °C and 17.6 °C and averaged 14.5 °C. There was 4.8 mm of rain during 3.0 hours. There was 1.8 hours of sunshine (13%). The average windspeed was 5 Bft (very strong wind) 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.
March 26 » Ho Chi Minh Communist Youth Union is founded in Vietnam.
March 26 » Swissair is founded as the national airline of Switzerland.
April 14 » The Spanish Cortes deposes King Alfonso XIII and proclaims the Second Spanish Republic.
July 16 » Emperor Haile Selassie signs the first constitution of Ethiopia.
August 24 » France and the Soviet Union sign a neutrality pact.
December 11 » Statute of Westminster 1931: The British Parliament establishes legislative equality between the UK and the Dominions of the Commonwealth—Australia, Canada, Newfoundland, New Zealand, South Africa, and Ireland.
When copying data from this family tree, please include a reference to the origin: Hans Pruckmuller, "Family tree Van Willigen", database, Genealogy Online (https://www.genealogieonline.nl/van-willigen-stamboom/I7021.php : accessed February 25, 2026), "Jacoba Wilhelmina Jannetje van Wilgen (1911-)".
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