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.
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.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
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 17 » Robert K. Preston, a disgruntled U.S. Army private, buzzes the White House in a stolen helicopter.
March 8 » Charles de Gaulle Airport opens in Paris, France.
July 24 » Watergate scandal: The United States Supreme Court unanimously ruled that President Richard Nixon did not have the authority to withhold subpoenaed White House tapes and they order him to surrender the tapes to the Watergate special prosecutor.
August 8 » President Richard Nixon, in a nationwide television address, announces his resignation from the office of the President of the United States effective noon the next day.
November 13 » Ronald DeFeo, Jr. murders his entire family in Amityville, Long Island in the house that would become known as The Amityville Horror.
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 January 8, 2026), "Wilhelmina Dam (1887-1974)".
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