The temperature on May 11, 1864 was about 16.0 °C. There was 0.1 mm of rain. The air pressure was 0.5 kgf/m2 and came mainly from the south east. The airpressure was 76 cm mercury. The atmospheric humidity was 70%. 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.
February 29 » American Civil War: Kilpatrick–Dahlgren Raid fails: Plans to free 15,000 Union soldiers being held near Richmond, Virginia are thwarted.
May 29 » Emperor Maximilian I of Mexico arrives in Mexico for the first time.
June 29 » At least 99 people, mostly German and Polish immigrants, are killed in Canada's worst railway disaster after a train fails to stop for an open drawbridge and plunges into the Rivière Richelieu near St-Hilaire, Quebec.
July 28 » American Civil War: Battle of Ezra Church: Confederate troops make a third unsuccessful attempt to drive Union forces from Atlanta, Georgia.
October 9 » American Civil War: Union cavalrymen defeat Confederate forces at Toms Brook, Virginia.
December 16 » American Civil War: Battle of Nashville: Major General George Thomas's Union forces defeat Lieutenant General John Bell Hood's Confederate Army of Tennessee.
Day of marriage May 20, 1885
The temperature on May 20, 1885 was about 10.5 °C. There was 4 mm of rain. The air pressure was 17 kgf/m2 and came mainly from the south-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 92%. 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.
When copying data from this family tree, please include a reference to the origin: Ronald van 't Hoff, "Family tree Van 't Hoff - Zondag - Bosch - de Zwaan - vd Kolk - Westhuis - Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-t-hoff/I14.php : accessed February 18, 2026), "Hendrik Aalders (1864-1889)".
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