The temperature on February 17, 1912 was between 4.7 °C and 13.7 °C and averaged 8.5 °C. There was 0.1 mm of rain. There was 4.6 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
March 12 » The Girl Guides (later renamed the Girl Scouts of the USA) are founded in the United States.
April 15 » The British passenger liner RMSTitanic sinks in the North Atlantic at 2:20a.m., two hours and forty minutes after hitting an iceberg. Only 710 of 2,227 passengers and crew on board survive.
June 8 » Carl Laemmle incorporates Universal Pictures.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
September 25 » Columbia University Graduate School of Journalism is founded in New York City.
December 19 » William Van Schaick, captain of the steamship General Slocum which caught fire and killed over one thousand people, is pardoned by U.S. President William Howard Taft after 3⁄2 years in Sing Sing prison.
Day of marriage May 8, 1939
The temperature on May 8, 1939 was between 7.2 °C and 14.0 °C and averaged 11.0 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
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.
March 28 » Spanish Civil War: Generalissimo Francisco Franco conquers Madrid after a three-year siege.
September 30 » NBC broadcasts the first televised American football game.
November 30 » Winter War: Soviet forces cross the Finnish border in several places and bomb Helsinki and several other Finnish cities, starting the war.
December 18 » World War II: The Battle of the Heligoland Bight, the first major air battle of the war, takes place.
December 22 » Indian Muslims observe a "Day of Deliverance" to celebrate the resignations of members of the Indian National Congress over their not having been consulted over the decision to enter World War II with the United Kingdom.
December 27 » Winter War: Finland holds off a Soviet attack in the Battle of Kelja.
Day of death April 28, 1999
The temperature on April 28, 1999 was between 8.2 °C and 18.4 °C and averaged 12.4 °C. There was 11.8 hours of sunshine (80%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
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/I121889.php : accessed October 21, 2026), "Roelf Datema (1912-1999)".
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