The temperature on April 12, 1883 was about 9.3 °C. The air pressure was 13 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 58%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
March 28 » Tonkin Campaign: French victory in the Battle of Gia Cuc.
August 17 » The first public performance of the Dominican Republic's national anthem, Himno Nacional.
October 4 » First meeting of the Boys' Brigade in Glasgow, Scotland.
October 20 » Peru and Chile sign the Treaty of Ancón, by which the Tarapacá province is ceded to the latter, bringing an end to Peru's involvement in the War of the Pacific.
November 9 » The 90th Winnipeg Battalion of Rifles, (later the Royal Winnipeg Rifles) of the Canadian Armed Forces is founded.
December 21 » The Royal Canadian Dragoons and The Royal Canadian Regiment, the first Permanent Force cavalry and infantry regiments of the Canadian Army, are formed.
Day of death December 1, 1970
The temperature on December 1, 1970 was between 6.8 °C and 8.1 °C and averaged 7.6 °C. There was 9.0 mm of rain during 11.1 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 11 » Japan launches Ohsumi, becoming the fourth nation to put an object into orbit using its own booster.
March 21 » The first Earth Day proclamation is issued by Joseph Alioto, Mayor of San Francisco.
April 6 » Newhall massacre: Four California Highway Patrol officers are killed in a shootout.
April 22 » The first Earth Day is celebrated.
August 23 » Organized by Mexican American labor union leader César Chávez, the Salad Bowl strike, the largest farm worker strike in U.S. history, begins.
December 2 » The United States Environmental Protection Agency begins operations.
When copying data from this family tree, please include a reference to the origin: Harry Westerman, "Family tree Westerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-westerman/I1395.php : accessed February 19, 2026), "Jan Menninga (1883-1970)".
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