The temperature on January 30, 1937 was between -7.4 °C and 2.5 °C and averaged -3.4 °C. There was 4.2 mm of rain during 9.2 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 23 » The trial of the anti-Soviet Trotskyist center sees seventeen mid-level Communists accused of sympathizing with Leon Trotsky and plotting to overthrow Joseph Stalin's regime.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
August 24 » Spanish Civil War: Sovereign Council of Asturias and León is proclaimed in Gijón.
August 24 » Spanish Civil War: the Basque Army surrenders to the Italian Corpo Truppe Volontarie following the Santoña Agreement.
September 10 » Nine nations attend the Nyon Conference to address international piracy in the Mediterranean Sea.
December 9 » Second Sino-Japanese War: Battle of Nanking: Japanese troops under the command of Lt. Gen. Asaka Yasuhiko launch an assault on the Chinese city of Nanjing (Nanking).
When copying data from this family tree, please include a reference to the origin: Rob Kap, "Family tree Kap", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kap/I396.php : accessed January 31, 2026), "Johann Carl Julius Graefe (± 1886-1937)".
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