The temperature on July 13, 1915 was between 8.8 °C and 20.6 °C and averaged 15.2 °C. There was 7.6 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
January 21 » Kiwanis International is founded in Detroit.
January 22 » Over 600 people are killed in Guadalajara, Mexico, when a train plunges off the tracks into a deep canyon.
February 12 » In Washington, D.C., the first stone of the Lincoln Memorial is put into place.
February 22 » World War I: The Imperial German Navy institutes unrestricted submarine warfare.
March 20 » Albert Einstein publishes his general theory of relativity.
June 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
Day of marriage October 17, 1940
The temperature on October 17, 1940 was between 10.1 °C and 16.2 °C and averaged 13.1 °C. There was 2.9 mm of rain during 2.3 hours. There was 1.1 hours of sunshine (10%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
May 9 » World War II: The German submarine U-9 sinks the French coastal submarine Doris near Den Helder.
July 25 » General Henri Guisan orders the Swiss Army to resist German invasion and makes surrender illegal.
August 3 » World War II: Italian forces begin the invasion of British Somaliland.
October 14 » World War II: The Balham underground station disaster kills sixty-six people during the London Blitz.
October 21 » The first edition of the Ernest Hemingway novel For Whom the Bell Tolls is published.
November 14 » World War II: In England, Coventry is heavily bombed by German Luftwaffe bombers. Coventry Cathedral is almost completely destroyed.
Day of death February 20, 1970
The temperature on February 20, 1970 was between 4.3 °C and 6.2 °C and averaged 5.2 °C. There was 3.4 mm of rain during 2.7 hours. There was 0.8 hours of sunshine (8%). The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest. Source: KNMI
September 5 » Vietnam War: Operation Jefferson Glenn begins: The United States 101st Airborne Division and the South Vietnamese 1st Infantry Division initiate a new operation in Thừa Thiên–Huế Province.
October 10 » Fiji becomes independent.
November 14 » Southern Airways Flight 932 crashes in the mountains near Huntington, West Virginia, killing 75, including almost all of the Marshall University football team.
November 14 » Soviet Union enters ICAO, making Russian the fourth official language of organization.
November 17 » Luna programme: The Soviet Union lands Lunokhod 1 on Mare Imbrium (Sea of Rains) on the Moon. This is the first roving remote-controlled robot to land on another world and is released by the orbiting Luna 17 spacecraft.
December 2 » The United States Environmental Protection Agency begins operations.
When copying data from this family tree, please include a reference to the origin: D. van der Werff-van der Mije, "Family tree Keur", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-keur/I882.php : accessed May 14, 2024), "Lena Cornelia Zwemmer (1915-1970)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.