The temperature on May 13, 1925 was between 3.5 °C and 20.2 °C and averaged 13.3 °C. There was 13.0 hours of sunshine (84%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
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.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
February 15 » The 1925 serum run to Nome: The second delivery of serum arrives in Nome, Alaska.
March 21 » The Butler Act prohibits the teaching of human evolution in Tennessee.
April 16 » During the Communist St Nedelya Church assault in Sofia, Bulgaria, 150 are killed and 500 are wounded.
May 25 » Scopes Trial: John T. Scopes is indicted for teaching human evolution in Tennessee.
July 21 » Malcolm Campbell becomes the first man to exceed 150mph (241km/h) on land. At Pendine Sands in Wales, he drives Sunbeam 350HP built by Sunbeam at a two-way average speed of 150.33mph (242km/h).
July 25 » Telegraph Agency of the Soviet Union (TASS) is established.
Day of marriage October 17, 1947
The temperature on October 17, 1947 was between 4.4 °C and 13.3 °C and averaged 9.1 °C. There was 2.4 mm of rain during 1.2 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 28 » February 28 Incident: In Taiwan, civil disorder is put down with the loss of an estimated 30,000 civilians.
May 3 » New post-war Japanese constitution goes into effect.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
August 17 » The Radcliffe Line, the border between the Dominions of India and Pakistan, is revealed.
November 2 » In California, designer Howard Hughes performs the maiden (and only) flight of the Hughes H-4 Hercules (also known as the "Spruce Goose"), the largest fixed-wing aircraft ever built.
December 23 » The transistor is first demonstrated at Bell Laboratories.
Day of death August 31, 1975
The temperature on August 31, 1975 was between 14.2 °C and 25.5 °C and averaged 18.8 °C. There was -0.1 mm of rain. There was 7.5 hours of sunshine (55%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 4 » Haicheng earthquake (magnitude 7.3 on the Richter scale) occurs in Haicheng, Liaoning, China.
March 26 » The Biological Weapons Convention comes into force.
April 8 » Frank Robinson manages the Cleveland Indians in his first game as major league baseball's first African American manager.
April 30 » Fall of Saigon: Communist forces gain control of Saigon. The Vietnam War formally ends with the unconditional surrender of South Vietnamese president Dương Văn Minh.
July 12 » São Tomé and Príncipe declare independence from Portugal.
October 30 » Prince Juan Carlos I of Spain becomes acting head of state, taking over for the country's ailing dictator, Gen. Francisco Franco.
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/I190356.php : accessed October 17, 2026), "Pieter van der Heide (1925-1975)".
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