The temperature on March 12, 1937 was between 3.5 °C and 11.6 °C and averaged 6.7 °C. There was 3.1 mm of rain during 1.2 hours. There was 3.1 hours of sunshine (27%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 19 » Howard Hughes sets a new air record by flying from Los Angeles to New York City in 7 hours, 28 minutes, 25 seconds.
February 16 » Wallace H. Carothers receives a United States patent for nylon.
March 18 » Spanish Civil War: Spanish Republican forces defeat the Italians at the Battle of Guadalajara.
August 2 » The Marihuana Tax Act of 1937 is passed in America, the effect of which is to render marijuana and all its by-products illegal.
September 5 » Spanish Civil War: Llanes falls to the Nationalists following a one-day siege.
December 16 » Theodore Cole and Ralph Roe attempt to escape from the American federal prison on Alcatraz Island in San Francisco Bay; neither is ever seen again.
When copying data from this family tree, please include a reference to the origin: Jan Werkman, "Family tree Jan Werkman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jan-werkman/I43530.php : accessed May 10, 2024), "Klaas Helmus (± 1921-1937)".
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