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.
January 31 » American Civil War: Confederate General Robert E. Lee becomes general-in-chief.
January 31 » American Civil War: The United States Congress passes the Thirteenth Amendment to the United States Constitution, abolishing slavery and submits it to the states for ratification.
April 27 » The Sultana explodes and sinks in the United States' worst maritime disaster.
May 9 » American Civil War: Nathan Bedford Forrest surrenders his forces at Gainesville, Alabama.
July 7 » Four conspirators in the assassination of Abraham Lincoln are hanged.
August 12 » Joseph Lister, British surgeon and scientist, performs 1st antiseptic surgery.
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
January 1 » A "Law for the Prevention of Genetically Diseased Offspring" comes into effect in Nazi Germany.
May 23 » The Auto-Lite strike culminates in the "Battle of Toledo", a five-day melée between 1,300 troops of the Ohio National Guard and 6,000 picketers.
July 2 » The Night of the Long Knives ends with the death of Ernst Röhm.
November 30 » The LNER Class A3 4472 Flying Scotsman becomes the first steam locomotive to be authenticated as reaching 100mph.
December 5 » Abyssinia Crisis: Italian troops attack Wal Wal in Abyssinia, taking four days to capture the city.
December 29 » Japan renounces the Washington Naval Treaty of 1922 and the London Naval Treaty of 1930.
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 13, 2026), "Hendrik de Graaf (1865-1934)".
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