The temperature on March 12, 1912 was between 3.2 °C and 9.2 °C and averaged 6.3 °C. There was 1.6 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
September 2 » Arthur Rose Eldred is awarded the first Eagle Scout award of the Boy Scouts of America.
October 3 » U.S. forces defeat Nicaraguan rebels at the Battle of Coyotepe Hill.
October 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
Day of marriage December 3, 1930
The temperature on December 3, 1930 was between -1.1 °C and 6.7 °C and averaged 2.4 °C. There was 6.4 hours of sunshine (80%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 18 » Elm Farm Ollie becomes the first cow to fly in a fixed-wing aircraft and also the first cow to be milked in an aircraft.
May 7 » The 7.1 Mw Salmas earthquake shakes northwestern Iran and southeastern Turkey with a maximum Mercalli intensity of IX (Violent). Up to three-thousand people were killed.
May 24 » Amy Johnson lands in Darwin, Northern Territory, becoming the first woman to fly solo from England to Australia (she left on May 5 for the 11,000 mile flight).
August 16 » The first British Empire Games were opened in Hamilton, Ontario by the Governor General of Canada, the Viscount Willingdon.
October 3 » The German Socialist Labour Party in Poland – Left is founded.
November 11 » Patent number US1781541 is awarded to Albert Einstein and Leó Szilárd for their invention, the Einstein refrigerator.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I474170.php : accessed January 12, 2026), "Jansje Ritskes (1912-)".
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