The temperature on March 22, 1890 was about 10.2 °C. The air pressure was 1 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 69%. Source: KNMI
March 20 » Prime Minister of the German Empire Otto von Bismarck is dismissed by Emperor Wilhelm II.
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
June 1 » The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
Day of death September 21, 1935
The temperature on September 21, 1935 was between 10.2 °C and 20.8 °C and averaged 15.8 °C. There was 0.1 mm of rain. There was 8.1 hours of sunshine (66%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 7 » Benito Mussolini and French Foreign minister Pierre Laval sign the Franco-Italian Agreement.
April 14 » The Black Sunday dust storm, considered one of the worst storms of the Dust Bowl, swept across the Oklahoma and Texas panhandles and neighboring areas.
May 27 » New Deal: The Supreme Court of the United States declares the National Industrial Recovery Act to be unconstitutional in A.L.A. Schechter Poultry Corp. v. United States, (295 U.S. 495).
July 28 » First flight of the Boeing B-17 Flying Fortress.
September 3 » Sir Malcolm Campbell reaches a speed of 304.331 miles per hour on the Bonneville Salt Flats in Utah, becoming the first person to drive an automobile over 300mph.
October 10 » In Greece, a coup d'état ends the Second Hellenic Republic.
When copying data from this family tree, please include a reference to the origin: P. Heres, "Family tree Haverkamp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-haverkamp/I1099531663.php : accessed March 3, 2026), "Jan Albert Onis (1860-1935)".
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