The temperature on May 22, 1884 was about 18.5 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 49%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
May 1 » Moses Fleetwood Walker becomes the first black person to play in a professional baseball game in the United States.
May 1 » The Federation of Organized Trades and Labor Unions demands the eight-hour work day in the United States.
May 31 » The arrival at Plymouth of Tāwhiao, King of Maoris, to claim the protection of Queen Victoria.
June 16 » The first purpose-built roller coaster, LaMarcus Adna Thompson's "Switchback Railway", opens in New York's Coney Island amusement park.
October 14 » George Eastman receives a U.S. Government patent on his new paper-strip photographic film.
December 10 » Mark Twain's Adventures of Huckleberry Finn is published.
Day of marriage September 23, 1909
The temperature on September 23, 1909 was between 10.6 °C and 22.1 °C and averaged 15.6 °C. There was 5.9 hours of sunshine (48%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 9 » Ernest Shackleton, leading the Nimrod Expedition to the South Pole, plants the British flag 97 nautical miles (180km; 112mi) from the South Pole, the farthest anyone had ever reached at that time.
February 2 » The Paris Film Congress opens. An attempt by European producers to form an equivalent to the MPCC cartel in the United States.
April 13 » The military of the Ottoman Empire reverses the Ottoman countercoup of 1909 to force the overthrow of Sultan Abdul Hamid II.
April 18 » Joan of Arc is beatified in Rome.
August 24 » Workers start pouring concrete for the Panama Canal.
December 10 » Selma Lagerlöf becomes the first female writer to win the Nobel Prize in Literature.
Day of death July 22, 1937
The temperature on July 22, 1937 was between 12.5 °C and 18.2 °C and averaged 15.4 °C. There was 1.0 mm of rain during 0.5 hours. There was 3.5 hours of sunshine (22%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 23 » The trial of the anti-Soviet Trotskyist center sees seventeen mid-level Communists accused of sympathizing with Leon Trotsky and plotting to overthrow Joseph Stalin's regime.
July 7 » The Peel Commission Report recommends the partition of Palestine, which was the first formal recommendation for partition in the history of Palestine.
September 22 » Spanish Civil War: Peña Blanca is taken, ending the Battle of El Mazuco.
October 2 » Rafael Trujillo orders the execution of Haitians living in the northwestern region of the Dominican Republic.
December 11 » Second Italo-Ethiopian War: Italy leaves the League of Nations.
December 29 » The Irish Free State is replaced by a new state called Ireland with the adoption of a new constitution.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I18236.php : accessed February 16, 2026), "Pieter Blankman (1884-1937)".
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