The temperature on September 16, 1910 was between 11.0 °C and 18.9 °C and averaged 14.4 °C. There was 0.2 mm of rain. There was 8.1 hours of sunshine (64%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
March 8 » French aviator Raymonde de Laroche becomes the first woman to receive a pilot's license.
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
September 12 » Premiere performance of Gustav Mahler's Symphony No. 8 in Munich (with a chorus of 852 singers and an orchestra of 171 players. Mahler's rehearsal assistant conductor was Bruno Walter).
October 1 » A large bomb destroys the Los Angeles Times building, killing 21.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
Day of marriage August 21, 1952
The temperature on August 21, 1952 was between 11.8 °C and 17.3 °C and averaged 14.6 °C. There was 1.0 mm of rain during 1.0 hours. There was 4.0 hours of sunshine (28%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 14 » NBC's long-running morning news program Today debuts, with host Dave Garroway.
February 20 » Emmett Ashford becomes the first African-American umpire in organized baseball by being authorized to be a substitute umpire in the Southwestern International League.
June 13 » Catalina affair: A Swedish Douglas DC-3 is shot down by a Soviet MiG-15 fighter.
June 17 » Guatemala passes Decree 900, ordering the redistribution of uncultivated land.
September 6 » A prototype aircraft crashes at the Farnborough Airshow in Hampshire, England, killing 29 spectators and the two on board.
November 1 » Nuclear weapons testing: The United States successfully detonates Ivy Mike, the first thermonuclear device, at the Eniwetok atoll. The explosion had a yield of ten megatons TNT equivalent.
Day of death January 19, 1973
The temperature on January 19, 1973 was between -1.4 °C and 1.2 °C and averaged -0.2 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
When copying data from this family tree, please include a reference to the origin: Jos Smits, "Family tree Smits, van Leeuwenkamp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-smits-van-leeuwenkamp/R54.php : accessed May 29, 2024), "Gerardus Hendrikus Wouter van Leeuwenkamp (1910-1973)".
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