The temperature on April 1, 1939 was between 2.7 °C and 15.7 °C and averaged 9.6 °C. There was 7.5 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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.
May 3 » The All India Forward Bloc is formed by Netaji Subhas Chandra Bose.
August 2 » Albert Einstein and Leo Szilard write a letter to Franklin D. Roosevelt, urging him to begin the Manhattan Project to develop a nuclear weapon.
August 15 » Twenty-six Junkers Ju 87 bombers commanded by Walter Sigel meet unexpected ground fog during a dive-bombing demonstration for Luftwaffe generals at Neuhammer. Thirteen of them crash and burn.
September 18 » World War II: The radio show Germany Calling begins transmitting Nazi propaganda.
December 12 » HMSDuchess sinks after a collision with HMSBarham off the coast of Scotland with the loss of 124 men.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I28684.php : accessed February 17, 2026), "Jacob Jongeneel (1913-1939)".
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