The temperature on April 12, 1923 was between 8.1 °C and 23.3 °C and averaged 15.0 °C. There was 1.5 mm of rain. There was 7.4 hours of sunshine (54%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
April 15 » Insulin becomes generally available for use by people with diabetes.
May 26 » The first 24 Hours of Le Mans was held and has since been run annually in June.
July 1 » The Parliament of Canada suspends all Chinese immigration.
September 29 » The First American Track & Field championships for women are held.
September 29 » The French Mandate for Syria and the Lebanon takes effect.
October 22 » The royalist Leonardopoulos–Gargalidis coup d'état attempt fails in Greece, discrediting the monarchy and paving the way for the establishment of the Second Hellenic Republic.
When copying data from this family tree, please include a reference to the origin: Simone van Leur, "Schel/Van Leur family tree and related branches", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-schel-van-leur/I4626.php : accessed August 8, 2025), "Petrus Janssen (????-1923)".
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