The temperature on January 7, 1912 was between -3.9 °C and 0.9 °C and averaged -0.5 °C. There was 6.6 mm of rain. There was 2.3 hours of sunshine (29%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
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.
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
October 14 » Former president Theodore Roosevelt is shot and mildly wounded by John Flammang Schrank. With the fresh wound in his chest, and the bullet still within it, Roosevelt delivers his scheduled speech.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
Day of marriage May 12, 1937
The temperature on May 12, 1937 was between 9.4 °C and 18.3 °C and averaged 13.5 °C. There was 1.0 mm of rain during 0.3 hours. There was 5.9 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
February 16 » Wallace H. Carothers receives a United States patent for nylon.
March 2 » The Steel Workers Organizing Committee signs a collective bargaining agreement with U.S. Steel, leading to unionization of the United States steel industry.
April 1 » Aden becomes a British crown colony.
July 6 » Spanish Civil War: Battle of Brunete: The battle begins with Spanish Republican troops going on the offensive against the Nationalists to relieve pressure on Madrid.
July 9 » The silent film archives of Fox Film Corporation are destroyed by the 1937 Fox vault fire.
December 11 » Second Italo-Ethiopian War: Italy leaves the League of Nations.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I208211.php : accessed February 21, 2026), "Tjetje Bosma (1912-)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.