The temperature on August 12, 1913 was between 8.3 °C and 18.5 °C and averaged 14.3 °C. There was 1.7 mm of rain. There was 7.5 hours of sunshine (50%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
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.
February 17 » The Armory Show opens in New York City, displaying works of artists who are to become some of the most influential painters of the early 20th century.
June 19 » Natives Land Act, 1913 in South Africa implemented.
June 24 » Greece and Serbia annul their alliance with Bulgaria.
July 31 » The Balkan States sign an armistice in Bucharest.
August 16 » Completion of the Royal Navy battlecruiser HMSQueen Mary.
December 1 » Ford Motor Company introduces the first moving assembly line.
Day of death August 20, 1939
The temperature on August 20, 1939 was between 15.6 °C and 27.7 °C and averaged 21.0 °C. There was 0.1 mm of rain during 0.1 hours. There was 9.7 hours of sunshine (67%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
April 30 » The 1939–40 New York World's Fair opens.
May 14 » Lina Medina becomes the youngest confirmed mother in medical history at the age of five.
September 1 » The Wound Badge for Wehrmacht, SS, Kriegsmarine, and Luftwaffe soldiers is instituted. The final version of the Iron Cross is also instituted on this date.
October 14 » World War II: The German submarineU-47 sinks the British battleship HMSRoyal Oak within her harbour at Scapa Flow, Scotland.
November 8 » Venlo Incident: Two British agents of SIS are captured by the Germans.
December 4 » World War II: HMSNelson is struck by a mine (laid by U-31) off the Scottish coast and is laid up for repairs until August 1940.
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/I123607.php : accessed October 11, 2026), "Fryke Postmus (1913-1939)".
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