The temperature on February 4, 1909 was between 5.9 °C and 8.9 °C and averaged 7.3 °C. There was 8.8 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 16 » Ernest Shackleton's expedition finds the magnetic South Pole.
January 28 » United States troops leave Cuba with the exception of Guantanamo Bay Naval Base after being there since the Spanish–American War.
February 22 » The sixteen battleships of the Great White Fleet, led by USSConnecticut, return to the United States after a voyage around the world.
April 18 » Joan of Arc is beatified in Rome.
August 24 » Workers start pouring concrete for the Panama Canal.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
Day of marriage July 11, 1931
The temperature on July 11, 1931 was between 10.9 °C and 20.7 °C and averaged 16.1 °C. There was 7.1 hours of sunshine (43%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 20 » The U.S. Congress approves the construction of the San Francisco–Oakland Bay Bridge by the state of California.
March 31 » A Transcontinental & Western Air airliner crashes near Bazaar, Kansas, killing eight, including University of Notre Dame head football coach Knute Rockne.
May 1 » The Empire State Building is dedicated in New York City.
May 7 » The stand-off between criminal Francis Crowley and 300 members of the New York Police Department takes place in his fifth-floor apartment on West 91st Street, New York City.
May 29 » Michele Schirru, a citizen of the United States, is executed by Italian military firing squad for intent to kill Benito Mussolini.
October 1 » The George Washington Bridge in the United States, linking New Jersey and New York, is opened.
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/I83419.php : accessed December 29, 2025), "Heika Kleefman (1909-)".
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