The temperature on June 6, 1937 was between 12.5 °C and 28.6 °C and averaged 20.9 °C. There was 12.7 hours of sunshine (77%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
February 11 » The Flint sit-down strike ends when General Motors recognizes the United Auto Workers trade union.
July 8 » Turkey, Iran, Iraq and Afghanistan sign the Treaty of Saadabad.
August 28 » Toyota Motors becomes an independent company.
October 9 » Murder of 9 Catholic priests in Zhengding, China, who protected the local population from the advancing Japanese army.
November 8 » The Nazi exhibition Der ewige Jude ("The Eternal Jew") opens in Munich.
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: Rik Plomp, "Pedigree Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plomp/I6620.php : accessed January 7, 2026), "Jan Schaap (1888-1937)".
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