The temperature on May 19, 1906 was between 7.5 °C and 12.0 °C and averaged 9.6 °C. There was 2.8 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. 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.
May 22 » The Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine".
September 12 » The Newport Transporter Bridge is opened in Newport, South Wales by Viscount Tredegar.
September 30 » The Royal Galician Academy, the Galician language's biggest linguistic authority, starts working in La Coruña, Spain.
December 4 » Alpha Phi Alpha the first black intercollegiate Greek lettered fraternity was founded at Cornell University in Ithaca, New York.
December 15 » The London Underground's Great Northern, Piccadilly and Brompton Railway opens.
Day of marriage May 9, 1929
The temperature on May 9, 1929 was between 5.5 °C and 16.5 °C and averaged 11.1 °C. There was 0.9 mm of rain. There was 6.1 hours of sunshine (40%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 20 » The first full-length talking motion picture filmed outdoors, In Old Arizona, is released.
February 21 » In the first battle of the Warlord Rebellion in northeastern Shandong against the Nationalist government of China, a 24,000-strong rebel force led by Zhang Zongchang was defeated at Zhifu by 7,000 NRA troops.
June 21 » An agreement brokered by U.S. Ambassador Dwight Whitney Morrow ends the Cristero War in Mexico.
July 24 » The Kellogg–Briand Pact, renouncing war as an instrument of foreign policy, goes into effect (it is first signed in Paris on August 27, 1928, by most leading world powers).
October 3 » The Kingdom of Serbs, Croats and Slovenes is renamed to Yugoslavia by King Alexander I.
December 3 » President Herbert Hoover delivers his first State of the Union message to Congress. It was presented in the form of a written message rather than a speech.
Day of death March 1, 1985
The temperature on March 1, 1985 was between -0.8 °C and 5.4 °C and averaged 2.2 °C. There was 2.0 mm of rain during 2.0 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
When copying data from this family tree, please include a reference to the origin: Wim de Vries, "Family tree Kaempff", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaempff/I3433.php : accessed January 28, 2026), "Martinus Post (1906-1985)".
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