The temperature on December 4, 1889 was about -1.1 °C. The air pressure was 2 kgf/m2 and came mainly from the east. The airpressure was 77 cm mercury. The atmospheric humidity was 94%. Source: KNMI
January 22 » Columbia Phonograph is formed in Washington, D.C.
May 11 » An attack upon a U.S. Army paymaster and escort results in the theft of over $28,000 and the award of two Medals of Honor.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
November 15 » Brazil is declared a republic by Marshal Deodoro da Fonseca as Emperor Pedro II is deposed in a military coup.
Day of marriage July 11, 1914
The temperature on July 11, 1914 was between 13.0 °C and 26.6 °C and averaged 20.6 °C. There was 11.8 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
April 21 » Ypiranga incident: A German arms shipment to Mexico is intercepted by the U.S. Navy near Veracruz.
July 11 » USSNevada(BB-36) is launched.
August 15 » World War I: The First Russian Army, led by Paul von Rennenkampf, enters East Prussia.
August 23 » World War I: Japan declares war on Germany.
September 11 » World War I: Australia invades German New Guinea, defeating a German contingent at the Battle of Bita Paka.
September 22 » A German submarine sinks three British cruisers over a seventy-minute period, killing almost 1500 sailors.
Day of death February 28, 1937
The temperature on February 28, 1937 was between 0.4 °C and 6.0 °C and averaged 3.7 °C. There was 0.6 mm of rain during 0.4 hours. There was 8.5 hours of sunshine (79%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. Source: KNMI
April 1 » The Royal New Zealand Air Force is formed as an independent service.
April 12 » Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft, at Rugby, England.
June 11 » Great Purge: The Soviet Union under Joseph Stalin executes eight army leaders.
July 2 » Amelia Earhart and navigator Fred Noonan are last heard from over the Pacific Ocean while attempting to make the first equatorial round-the-world flight.
August 28 » Toyota Motors becomes an independent company.
October 9 » Murder of 9 Catholic priests in Zhengding, China, who protected the local population from the advancing Japanese army.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I77356.php : accessed February 10, 2026), "Klaas Kamstra (1889-1937)".
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