The temperature on July 21, 1864 was about 21.0 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 79%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
March 16 » American Civil War: During the Red River Campaign, Union troops reach Alexandria, Louisiana.
May 7 » The world's oldest surviving clipper ship, the City of Adelaide is launched by William Pile, Hay and Co. in Sunderland, England, for transporting passengers and goods between Britain and Australia.
May 21 » American Civil War: The Battle of Spotsylvania Court House ends.
May 26 » Montana is organized as a United States territory.
July 11 » American Civil War: Battle of Fort Stevens; Confederate forces attempt to invade Washington, D.C.
November 29 » American Civil War: Battle of Spring Hill: The Confederate Army of Tennessee misses an opportunity to crush the Army of the Ohio.
Day of burial August 25, 1931
The temperature on August 25, 1931 was between 9.4 °C and 15.7 °C and averaged 12.5 °C. There was 1.4 mm of rain during 4.2 hours. There was 1.0 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
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.
March 15 » SSViking explodes off Newfoundland, killing 27 of the 147 on board.
March 23 » Bhagat Singh, Shivaram Rajguru and Sukhdev Thapar are hanged for the killing of a deputy superintendent of police during the Indian independence movement.
March 26 » Ho Chi Minh Communist Youth Union is founded in Vietnam.
June 23 » Wiley Post and Harold Gatty take off from Roosevelt Field, Long Island in an attempt to circumnavigate the world in a single-engine plane.
September 18 » The Mukden Incident gives Japan a pretext to invade and occupy Manchuria.
December 5 » Cathedral of Christ the Saviour in Moscow was destroyed on orders from Joseph Stalin.
When copying data from this family tree, please include a reference to the origin: Ronald Kok, "Family tree Kok", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_kok/I2909.php : accessed March 2, 2026), "Jan Christiaan de Graaff (1864-± 1931)".
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