The temperature on July 21, 1861 was about 22.3 °C. There was 0.2 mm of rain. The air pressure was 0.5 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. Source: KNMI
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
February 4 » American Civil War: In Montgomery, Alabama, delegates from six break-away U.S. states meet and form the Confederate States of America.
April 6 » First performance of Arthur Sullivan's debut success, his suite of incidental music for The Tempest, leading to a career that included the famous Gilbert and Sullivan operas.
August 6 » Britain imposes the Lagos Treaty of Cession to suppress slavery in what is now Nigeria.
August 10 » American Civil War: Battle of Wilson's Creek: A mixed force of Confederate, Missouri State Guard, and Arkansas State troops defeat outnumbered attacking Union forces in the southwestern part of the state.
November 21 » American Civil War: Confederate President Jefferson Davis appoints Judah Benjamin Secretary of War.
November 28 » American Civil War: The Confederate States of America accept a rival state government's pronouncement that declares Missouri to be the 12th state of the Confederacy.
Day of marriage April 27, 1884
The temperature on April 27, 1884 was about 9.5 °C. The air pressure was 3 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 93%. 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.
February 19 » More than sixty tornadoes strike the Southern United States, one of the largest tornado outbreaks in U.S. history.
March 13 » The Siege of Khartoum begins. It lasts until January 26, 1885.
June 16 » The first purpose-built roller coaster, LaMarcus Adna Thompson's "Switchback Railway", opens in New York's Coney Island amusement park.
October 6 » The Naval War College of the United States is founded in Rhode Island.
Day of death April 13, 1929
The temperature on April 13, 1929 was between 3.5 °C and 10.7 °C and averaged 6.4 °C. There was 0.8 mm of rain. There was 0.7 hours of sunshine (5%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. 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.
When copying data from this family tree, please include a reference to the origin: Peter Keesman, "Family tree Keesman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-keesman/I1071.php : accessed February 23, 2026), "Jacob Blaauboer (1861-1929)".
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