The temperature on September 12, 1915 was between 6.9 °C and 21.2 °C and averaged 14.3 °C. There was 11.2 hours of sunshine (87%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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 17 » Russia defeats Ottoman Turkey in the Battle of Sarikamish during the Caucasus Campaign of World War I.
January 19 » German strategic bombing during World War I: German zeppelins bomb the towns of Great Yarmouth and King's Lynn in the United Kingdom killing at least 20 people, in the first major aerial bombardment of a civilian target.
March 20 » Albert Einstein publishes his general theory of relativity.
April 5 » Boxing challenger Jess Willard knocks out Jack Johnson in Havana, Cuba to become the Heavyweight Champion of the World.
April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
Day of marriage May 10, 1939
The temperature on May 10, 1939 was between 7.1 °C and 17.7 °C and averaged 12.7 °C. There was 9.9 hours of sunshine (64%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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 9 » African-American singer Marian Anderson gives a concert at the Lincoln Memorial after being denied the use of Constitution Hall by the Daughters of the American Revolution.
June 1 » First flight of the German Focke-Wulf Fw 190 fighter aircraft.
September 6 » World War II: Britain suffers its first fighter pilot casualty of the Second World War at the Battle of Barking Creek as a result of friendly fire.
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 15 » Gone with the Wind (highest inflation adjusted grossing film) receives its premiere at Loew's Grand Theatre in Atlanta, Georgia, United States.
When copying data from this family tree, please include a reference to the origin: Henk Mintjes, "De Mintjes Stamboom", database, Genealogy Online (https://www.genealogieonline.nl/de-mintjes-stamboom/I504167.php : accessed February 7, 2026), "Johanna Cornelia Akkerman (1915-)".
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