The temperature on February 18, 1868 was about 7.6 °C. The air pressure was 3 kgf/m2 and came mainly from the southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 77%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
January 27 » Boshin War: The Battle of Toba–Fushimi begins, between forces of the Tokugawa shogunate and pro-Imperial factions; it will end in defeat for the shogunate, and is a pivotal point in the Meiji Restoration.
April 11 » Former shōgun Tokugawa Yoshinobu surrenders Edo Castle to Imperial forces, marking the end of the Tokugawa shogunate.
May 14 » Boshin War: The Battle of Utsunomiya Castle ends as former Tokugawa shogunate forces withdraw northward.
August 18 » French astronomer Pierre Janssen discovers helium.
September 25 » The Imperial Russian steam frigate Alexander Nevsky is shipwrecked off Jutland while carrying Grand Duke Alexei Alexandrovich of Russia.
November 30 » A statue of King Charles XII of Sweden is inaugurated in Stockholm's Kungsträdgården.
Day of marriage April 29, 1890
The temperature on April 29, 1890 was about 14.3 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 49%. Source: KNMI
June 1 » The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
August 6 » At Auburn Prison in New York, murderer William Kemmler becomes the first person to be executed by electric chair.
September 25 » The United States Congress establishes Sequoia National Park.
October 11 » In Washington, D.C., the Daughters of the American Revolution is founded.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of death February 20, 1937
The temperature on February 20, 1937 was between 3.6 °C and 6.6 °C and averaged 5.2 °C. There was 0.9 mm of rain during 0.5 hours. The average windspeed was 5 Bft (very strong wind) and was prevailing from the west. Source: KNMI
January 25 » The Guiding Light debuts on NBC radio from Chicago. In 1952 it moves to CBS television, where it remains until September 18, 2009.
April 1 » The Royal New Zealand Air Force is formed as an independent service.
April 9 » The Kamikaze arrives at Croydon Airport in London. It is the first Japanese-built aircraft to fly to Europe.
July 7 » The Peel Commission Report recommends the partition of Palestine, which was the first formal recommendation for partition in the history of Palestine.
August 14 » The beginning of air-to-air combat of the Second Sino-Japanese War and World War II in general, when six Japanese bombers are shot down by Chinese fighters while raiding Chinese air bases.
August 24 » Spanish Civil War: Sovereign Council of Asturias and León is proclaimed in Gijón.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I178488.php : accessed February 25, 2026), "Mina Boersma (1868-1937)".
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