The temperature on February 16, 1912 was between 2.8 °C and 8.1 °C and averaged 5.6 °C. There was 0.2 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
January 23 » The International Opium Convention is signed at The Hague.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
April 20 » Opening day for baseball's Tiger Stadium in Detroit, and Fenway Park in Boston.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
Day of marriage April 5, 1933
The temperature on April 5, 1933 was between 5.7 °C and 12.4 °C and averaged 8.3 °C. There was 0.1 hours of sunshine (1%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
March 13 » Banks in the U.S. begin to re-open after the three-day national "bank holiday" mandated by the Franklin D. Roosevelt's Emergency Banking Act.
April 5 » U.S. President Franklin D. Roosevelt signs two executive orders: 6101 to establish the Civilian Conservation Corps, and 6102 "forbidding the Hoarding of Gold Coin, Gold Bullion, and Gold Certificates" by U.S. citizens.
May 2 » Germany's independent labor unions are replaced by the German Labour Front.
July 6 » The first Major League Baseball All-Star Game is played in Chicago's Comiskey Park. The American League defeated the National League 4–2.
July 22 » Aviator Wiley Post returns to Floyd Bennett Field in New York City, completing the first solo flight around the world in seven days, 18 hours and 49 minutes.
October 7 » Air France is inaugurated, after being formed by a merger of five French airlines.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I9862.php : accessed February 28, 2026), "Theodora Hendrika Switser (1912-)".
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