The temperature on December 25, 1915 was between 5.8 °C and 9.1 °C and averaged 7.7 °C. There was 1.1 mm of rain. There was 1.8 hours of sunshine (23%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-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 13 » The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
January 18 » Japan issues the "Twenty-One Demands" to the Republic of China in a bid to increase its power in East Asia.
February 22 » World War I: The Imperial German Navy institutes unrestricted submarine warfare.
July 5 » The Liberty Bell leaves Philadelphia by special train on its way to the Panama–Pacific International Exposition. This is the last trip outside Philadelphia that the custodians of the bell intend to permit.
August 15 » A story in New York World newspaper reveals that the Imperial German government had purchased excess phenol from Thomas Edison that could be used to make explosives for the war effort and diverted it to Bayer for aspirin production.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of marriage November 19, 1937
The temperature on November 19, 1937 was between 0.9 °C and 9.6 °C and averaged 4.9 °C. There was 2.5 mm of rain during 2.4 hours. There was 0.6 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
March 2 » The Steel Workers Organizing Committee signs a collective bargaining agreement with U.S. Steel, leading to unionization of the United States steel industry.
March 18 » The New London School explosion in New London, Texas, kills 300 people, mostly children.
April 12 » Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft, at Rugby, England.
June 3 » The Duke of Windsor marries Wallis Simpson.
September 10 » Nine nations attend the Nyon Conference to address international piracy in the Mediterranean Sea.
December 29 » The Irish Free State is replaced by a new state called Ireland with the adoption of a new constitution.
Day of death July 28, 1976
The temperature on July 28, 1976 was between 10.4 °C and 20.6 °C and averaged 15.8 °C. There was -0.1 mm of rain. There was 3.0 hours of sunshine (19%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
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: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I112788.php : accessed February 21, 2026), "Gerrit van Rootselaar (1915-1976)".
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