The temperature on January 18, 1910 was between 2.4 °C and 7.1 °C and averaged 4.2 °C. There was 4.4 mm of rain. There was 0.5 hours of sunshine (6%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 8 » The Boy Scouts of America is incorporated by William D. Boyce.
May 4 » The Royal Canadian Navy is created.
June 17 » Aurel Vlaicu pilots an A. Vlaicu nr. 1 on its first flight.
July 4 » The Johnson–Jeffries riots occur after African-American boxer Jack Johnson knocks out white boxer Jim Jeffries in the 15th round. Between 11 and 26 people are killed and hundreds more injured.
October 22 » Hawley Harvey Crippen (the first felon to be arrested with the help of radio) is convicted of poisoning his wife.
November 10 » The date of Thomas A. Davis' opening of the San Diego Army and Navy Academy, although the official founding date is November 23, 1910.
Day of marriage June 25, 1938
The temperature on June 25, 1938 was between 12.2 °C and 23.8 °C and averaged 17.5 °C. There was 6.5 hours of sunshine (39%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 4 » Adolf Hitler appoints himself as head of the Armed Forces High Command.
March 18 » Mexico creates Pemex by expropriating all foreign-owned oil reserves and facilities.
April 25 » U.S. Supreme Court delivers its opinion in Erie Railroad Co. v. Tompkins and overturns a century of federal common law.
June 25 » Dr. Douglas Hyde is inaugurated as the first President of Ireland.
October 14 » The first flight of the Curtiss P-40 Warhawk fighter plane.
November 14 » The Lions Gate Bridge, connecting Vancouver to the North Shore region, opens to traffic.
Day of death August 20, 1981
The temperature on August 20, 1981 was between 11.6 °C and 18.1 °C and averaged 14.4 °C. There was 9.9 mm of rain during 5.9 hours. There was 4.0 hours of sunshine (28%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
January 20 » Ronald Reagan is inaugurated the 40th President of the United States of America. Twenty minutes later, Iran releases 52 American hostages.
February 13 » A series of sewer explosions destroys more than two miles of streets in Louisville, Kentucky.
April 26 » Dr. Michael R. Harrison of the University of California, San Francisco Medical Center performs the world's first human open fetal surgery.
May 26 » Italian Prime Minister Arnaldo Forlani and his coalition cabinet resign following a scandal over membership of the pseudo-masonic lodge P2 (Propaganda Due).
October 6 » Egyptian President Anwar Sadat is murdered by Islamic extremists.
November 11 » Antigua and Barbuda joins the United Nations.
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/I113036.php : accessed October 21, 2026), "Siebe Visser (1910-1981)".
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