The temperature on August 8, 1887 was about 22.9 °C. The air pressure was 38 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 48%. 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.
February 8 » The Dawes Act authorizes the President of the United States to survey Native American tribal land and divide it into individual allotments.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
April 28 » A week after being arrested by the Prussian Secret Police, French police inspector Guillaume Schnaebelé is released on order of William I, German Emperor, defusing a possible war.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
November 13 » Bloody Sunday clashes in central London.
Day of death December 20, 1974
The temperature on December 20, 1974 was between 8.0 °C and 9.2 °C and averaged 8.5 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. 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 12 » Aleksandr Solzhenitsyn, winner of the Nobel Prize in Literature in 1970, is exiled from the Soviet Union.
March 9 » The Mars 7 Flyby bus releases the descent module too early, missing Mars.
April 3 » The 1974 Super Outbreak occurs, the second biggest tornado outbreak in recorded history (after the 2011 Super Outbreak). The death toll is 315, with nearly 5,500 injured.
June 27 » U.S. president Richard Nixon visits the Soviet Union.
August 7 » Philippe Petit performs a high wire act between the twin towers of the World Trade Center 1,368 feet (417m) in the air.
November 23 » Sixty Ethiopian politicians, aristocrats, military officers, and other persons are executed by the provisional military government.
When copying data from this family tree, please include a reference to the origin: Wicher Dam, "Dambomen, negen verschillende stambomen DAM", database, Genealogy Online (https://www.genealogieonline.nl/dambomen/I11573.php : accessed February 24, 2026), "Wilhelmina Dam (1887-1974)".
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