February 7 » A Chinese immigrant in San Francisco falls ill to bubonic plague in the first plague epidemic in the continental United States.
May 1 » The Scofield Mine disaster kills over 200 men in Scofield, Utah in what is to date the fifth-worst mining accident in United States history.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
July 19 » The first line of the Paris Métro opens for operation.
October 19 » Max Planck discovers Planck's law of black-body radiation.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
Day of marriage April 29, 1926
The temperature on April 29, 1926 was between 8.8 °C and 19.4 °C and averaged 14.1 °C. There was 0.2 mm of rain. There was 9.7 hours of sunshine (66%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
March 14 » The El Virilla train accident, Costa Rica, kills 248 people and wounds another 93 when a train falls off a bridge over the Río Virilla between Heredia and Tibás.
June 28 » Mercedes-Benz is formed by Gottlieb Daimler and Karl Benz merging their two companies.
July 23 » Fox Film buys the patents of the Movietone sound system for recording sound onto film.
August 6 » Gertrude Ederle becomes the first woman to swim across the English Channel.
September 8 » Germany is admitted to the League of Nations.
December 17 » Antanas Smetona assumes power in Lithuania as the 1926 coup d'état is successful.
Day of death February 17, 1939
The temperature on February 17, 1939 was between -1.3 °C and 7.9 °C and averaged 3.3 °C. There was 5.3 hours of sunshine (53%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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.
March 16 » From Prague Castle, Hitler proclaims Bohemia and Moravia a German protectorate.
March 26 » Spanish Civil War: Nationalists begin their final offensive of the war.
March 28 » Spanish Civil War: Generalissimo Francisco Franco conquers Madrid after a three-year siege.
May 3 » The All India Forward Bloc is formed by Netaji Subhas Chandra Bose.
July 28 » The Sutton Hoo helmet is discovered.
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.
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I6835.php : accessed January 27, 2026), "Gerdina van Wanrooij (1900-1939)".
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