The temperature on April 10, 1884 was about 3.6 °C. There was 7 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the east. The airpressure was 76 cm mercury. The atmospheric humidity was 94%. 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.
January 4 » The Fabian Society is founded in London, United Kingdom.
February 1 » The first volume (A to Ant) of the Oxford English Dictionary is published.
March 13 » The Siege of Khartoum begins. It lasts until January 26, 1885.
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.
December 10 » Mark Twain's Adventures of Huckleberry Finn is published.
Day of marriage September 22, 1906
The temperature on September 22, 1906 was between 8.3 °C and 17.8 °C and averaged 12.9 °C. There was 5.5 hours of sunshine (45%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
February 10 » HMSDreadnought, the first of a revolutionary new breed of battleships is christened and launched by King Edward VII.
April 7 » Mount Vesuvius erupts and devastates Naples.
May 22 » The Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine".
June 8 » Theodore Roosevelt signs the Antiquities Act into law, authorizing the President to restrict the use of certain parcels of public land with historical or conservation value.
September 13 » The Santos-Dumont 14-bis makes a short hop, the first flight of a fixed-wing aircraft in Europe.
September 20 » The Cunard Line's RMSMauretania is launched at Newcastle upon Tyne, England.
Day of death February 13, 1940
The temperature on February 13, 1940 was between -16.5 °C and -7.3 °C and averaged -11.9 °C. There was 2.0 mm of rain during 4.1 hours. There was 3.4 hours of sunshine (35%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
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.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I3799.php : accessed January 28, 2026), "Hendrika de Graaf (1884-1940)".
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