The temperature on August 6, 1912 was between 7.7 °C and 18.2 °C and averaged 13.8 °C. There was 3.1 mm of rain. There was 3.4 hours of sunshine (22%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 6 » New Mexico is admitted to the Union as the 47th U.S. state.
April 20 » Opening day for baseball's Tiger Stadium in Detroit, and Fenway Park in Boston.
May 4 » Italy occupies the Greek island of Rhodes.
May 8 » Paramount Pictures is founded.
October 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
Day of marriage April 12, 1935
The temperature on April 12, 1935 was between 1.5 °C and 10.6 °C and averaged 6.4 °C. There was 0.1 mm of rain. There was 0.4 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
February 28 » DuPont scientist Wallace Carothers invents nylon.
May 27 » New Deal: The Supreme Court of the United States declares the National Industrial Recovery Act to be unconstitutional in A.L.A. Schechter Poultry Corp. v. United States, (295 U.S. 495).
June 25 » Colombia–Soviet Union relations are established.
September 24 » Earl and Weldon Bascom produce the first rodeo ever held outdoors under electric lights.
December 12 » Lebensborn Project, a Nazi reproduction program, is founded by Heinrich Himmler.
December 18 » The Lanka Sama Samaja Party is founded in Ceylon.
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I11800.php : accessed March 6, 2026), "Janna Slagman (1912-)".
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