The temperature on April 23, 1939 was between 5.0 °C and 10.4 °C and averaged 7.0 °C. There was 0.8 mm of rain during 1.1 hours. There was 2.1 hours of sunshine (15%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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.
January 27 » First flight of the Lockheed P-38 Lightning.
March 2 » Cardinal Eugenio Pacelli is elected Pope and takes the name Pius XII.
August 27 » First flight of the turbojet-powered Heinkel He 178, the world's first jet aircraft.
September 30 » World War II: General Władysław Sikorski becomes prime minister of the Polish government-in-exile.
October 1 » World War II: After a one-month siege, German troops occupy Warsaw.
December 27 » The 7.8 Mw Erzincan earthquake shakes eastern Turkey with a maximum Mercalli intensity of XI (Extreme). At least 32,700 people were killed.
Day of marriage September 12, 1958
The temperature on September 12, 1958 was between 11.0 °C and 17.3 °C and averaged 14.7 °C. There was 0.5 hours of sunshine (4%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
August 3 » The world's first nuclear submarine, the USS Nautilus, becomes the first vessel to complete a submerged transit of the geographical North Pole.
August 18 » Vladimir Nabokov's controversial novel Lolita is published in the United States.
October 1 » The National Advisory Committee for Aeronautics is replaced by NASA.
November 28 » Chad, the Republic of the Congo, and Gabon become autonomous republics within the French Community.
December 1 » The Central African Republic attains self-rule within the French Union.
When copying data from this family tree, please include a reference to the origin: Ton Ross, "Family tree Ross - Peters - Hart - van der Willigen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ross/I3363.php : accessed February 16, 2026), "Egbertje van Gaveren (1939-)".
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