The temperature on September 17, 1865 was about 22.0 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 76%. 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 18 » American Civil War: The Congress of the Confederate States adjourns for the last time.
May 12 » American Civil War: The Battle of Palmito Ranch: The first day of the last major land action to take place during the Civil War, resulting in a Confederate victory.
May 13 » American Civil War: Battle of Palmito Ranch: In far south Texas, the last land battle of the Civil War ends with a Confederate victory.
June 19 » Over two years after the Emancipation Proclamation, slaves in Galveston, Texas, United States, are finally informed of their freedom. The anniversary is still officially celebrated in Texas and 41 other contiguous states as Juneteenth.
July 7 » Four conspirators in the assassination of Abraham Lincoln are hanged.
December 5 » Chincha Islands War: Peru allies with Chile against Spain.
Day of death April 9, 1934
The temperature on April 9, 1934 was between 5.3 °C and 13.4 °C and averaged 9.7 °C. There was 1.7 mm of rain during 2.0 hours. There was 0.6 hours of sunshine (4%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
March 26 » The United Kingdom driving test is introduced.
April 12 » The strongest surface wind gust in the world at the time of 231mph, is measured on the summit of Mount Washington, New Hampshire. It has since been surpassed.
April 21 » The "Surgeon's Photograph", the most famous photo allegedly showing the Loch Ness Monster, is published in the Daily Mail (in 1999, it is revealed to be a hoax).
July 2 » The Night of the Long Knives ends with the death of Ernst Röhm.
August 22 » Bill Woodfull of Australia becomes the only cricket captain to twice regain The Ashes.
December 11 » Bill Wilson, co-founder of Alcoholics Anonymous, takes his last drink and enters treatment for the final time.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I47861.php : accessed October 17, 2026), "Hendrik de Graaf (1865-1934)".
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