The temperature on December 7, 1916 was between -0.5 °C and 2.0 °C and averaged 1.1 °C. There was 0.4 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. 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.
April 9 » World War I: The Battle of Verdun: German forces launch their third offensive of the battle.
May 16 » The United Kingdom of Great Britain and Ireland and the French Third Republic sign the secret wartime Sykes-Picot Agreement partitioning former Ottoman territories such as Iraq and Syria.
July 15 » In Seattle, Washington, William Boeing and George Conrad Westervelt incorporate Pacific Aero Products (later renamed Boeing).
August 25 » The United States National Park Service is created.
September 19 » World War I: During the East African Campaign, colonial forces of the Belgian Congo (Force Publique) under the command of Charles Tombeur capture the town of Tabora after heavy fighting.
September 27 » Iyasu V is proclaimed deposed as ruler of Ethiopia in a palace coup in favor of his aunt Zewditu.
Day of death July 13, 1922
The temperature on July 13, 1922 was between 8.2 °C and 22.0 °C and averaged 16.0 °C. There was 1.2 mm of rain. There was 10.8 hours of sunshine (66%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 28 » Knickerbocker Storm, Washington D.C.'s biggest snowfall, causes the city's greatest loss of life when the roof of the Knickerbocker Theatre collapses.
February 9 » Brazil becomes a member of the Berne Convention copyright treaty.
April 5 » The American Birth Control League, forerunner of Planned Parenthood, is incorporated.
April 24 » The first segment of the Imperial Wireless Chain providing wireless telegraphy between Leafield in Oxfordshire, England, and Cairo, Egypt, comes into operation.
June 16 » General election in the Irish Free State: The pro-Treaty Sinn Féin party wins a large majority.
November 1 » Abolition of the Ottoman sultanate: The last sultan of the Ottoman Empire, Mehmed VI, abdicates.
When copying data from this family tree, please include a reference to the origin: H. Grevinga, "Family tree Grevinga", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-grevinga/I2085.php : accessed January 28, 2026), "anna vincentina valstar (± 1894-1922)".
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