The temperature on September 23, 1943 was between 1.9 °C and 16.5 °C and averaged 10.0 °C. There was 0.1 mm of rain. There was 9.3 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
March 5 » First Flight of the Gloster Meteor, Britain's first combat jet aircraft.
June 1 » BOAC Flight 777 is shot down over the Bay of Biscay by German Junkers Ju 88s, killing British actor Leslie Howard and leading to speculation that it was actually an attempt to kill British Prime Minister Winston Churchill.
June 24 » US military police attempt to arrest a black soldier in Bamber Bridge, England, sparking the Battle of Bamber Bridge mutiny that leaves one dead and seven wounded.
July 22 » World War II: Allied forces capture Palermo during the Allied invasion of Sicily.
October 31 » World War II: An F4U Corsair accomplishes the first successful radar-guided interception by a United States Navy or Marine Corps aircraft.
November 15 » The Holocaust: German SS leader Heinrich Himmler orders that Gypsies are to be put "on the same level as Jews and placed in concentration camps".
When copying data from this family tree, please include a reference to the origin: Sake Siegersma, "Family tree Siegersma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-siegersma/I2011.php : accessed February 25, 2026), "Johanna "Johanna" Oosterloo".
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