The temperature on June 28, 1906 was between 12.3 °C and 21.3 °C and averaged 17.1 °C. There was 3.6 mm of rain. There was 0.4 hours of sunshine (2%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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 6 » The Russian Constitution of 1906 is adopted (on April 23 by the Julian calendar).
July 11 » Murder of Grace Brown by Chester Gillette in the United States, inspiration for Theodore Dreiser's An American Tragedy.
August 5 » Persian Constitutional Revolution: Mozaffar ad-Din Shah Qajar, King of Iran, agrees to convert the government to a constitutional monarchy.
November 24 » A 13–6 victory by the Massillon Tigers over their rivals, the Canton Bulldogs, for the "Ohio League" Championship, leads to accusations that the championship series was fixed and results in the first major scandal in professional American football.
December 10 » U.S. President Theodore Roosevelt wins the Nobel Peace Prize for his role in the mediation of the Russo-Japanese War, becoming the first American to win a Nobel Prize.
Day of marriage October 26, 1934
The temperature on October 26, 1934 was between 9.5 °C and 15.3 °C and averaged 12.6 °C. There was 0.2 mm of rain during 0.4 hours. There was 4.4 hours of sunshine (44%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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/I4335.php : accessed January 16, 2026), "Dirk Johannes Alexander Keijsper (1906-1971)".
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