The temperature on March 15, 1881 was about 11.0 °C. The air pressure was 8 kgf/m2 and came mainly from the south-southeast. The airpressure was 77 cm mercury. The atmospheric humidity was 27%. 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.
February 16 » The Canadian Pacific Railway is incorporated by Act of Parliament at Ottawa (44th Vic., c.1).
February 24 » China and Russia sign the Sino-Russian Ili Treaty.
March 1 » The first Minnesota State Capitol burns down.
June 13 » The USS Jeannette is crushed in an Arctic Ocean ice pack.
July 14 » Billy the Kid is shot and killed by Pat Garrett outside Fort Sumner.
July 23 » The Boundary Treaty of 1881 between Chile and Argentina is signed in Buenos Aires.
Day of death December 16, 1958
The temperature on December 16, 1958 was between 5.3 °C and 8.0 °C and averaged 6.8 °C. There was 3.9 mm of rain during 3.7 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 31 » Cold War: Space Race: The first successful American satellite detects the Van Allen radiation belt.
March 31 » In the Canadian federal election, the Progressive Conservatives, led by John Diefenbaker, win the largest percentage of seats in Canadian history, with 208 seats of 265.
May 30 » Memorial Day: The remains of two unidentified American servicemen, killed in action during World War II and the Korean War respectively, are buried at the Tomb of the Unknown Soldier in Arlington National Cemetery.
October 11 » NASA launches Pioneer 1, its first space probe, although it fails to achieve a stable orbit.
October 26 » Pan American Airways makes the first commercial flight of the Boeing 707 from New York City to Paris.
December 18 » Project SCORE, the world's first communications satellite, is launched.
When copying data from this family tree, please include a reference to the origin: Edo Janssen, "Voorouders Janssen & de Groot", database, Genealogy Online (https://www.genealogieonline.nl/voorouders-janssen-en-de-groot/I1635.php : accessed August 8, 2025), "Hein Westra (1881-1958)".
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