The temperature on March 18, 1915 was between 1.6 °C and 4.5 °C and averaged 3.0 °C. There was 0.7 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. 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 19 » Georges Claude patents the neon discharge tube for use in advertising.
January 24 » World War I: British Grand Fleet battle cruisers under Vice-Admiral Sir David Beatty engage Rear-Admiral Franz von Hipper's battle cruisers in the Battle of Dogger Bank.
May 6 » Babe Ruth, then a pitcher for the Boston Red Sox, hits his first major league home run.
July 7 » The First Battle of the Isonzo comes to an end.
July 16 » Henry James becomes a British citizen to highlight his commitment to Britain during the first World War.
September 25 » World War I: The Second Battle of Champagne begins.
Day of death December 17, 1961
The temperature on December 17, 1961 was between -7.7 °C and -2.5 °C and averaged -5.3 °C. There was 6.2 hours of sunshine (80%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
February 16 » Explorer program: Explorer 9 (S-56a) is launched.
March 2 » John F. Kennedy announces the creation of the Peace Corps in a nationally televised broadcast.
May 30 » The long-time Dominican dictator Rafael Trujillo is assassinated in Santo Domingo, Dominican Republic.
August 13 » Cold War: East Germany closes the border between the eastern and western sectors of Berlin to thwart its inhabitants' attempts to escape to the West, and construction of the Berlin Wall is started.
October 1 » East and West Cameroon merge to form the Federal Republic of Cameroon.
October 20 » The Soviet Union performs the first armed test of a submarine-launched ballistic missile, launching an R-13 from a Golf-class submarine.
When copying data from this family tree, please include a reference to the origin: Arie Verloop, "Family tree Verloop", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-verloop/I2305.php : accessed October 24, 2026), "Jacob (Jaap) VERLOOP (1915-1961)".
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