The temperature on July 14, 1864 was about 13.2 °C. The air pressure was 0.5 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 85%. 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.
May 5 » American Civil War: The Battle of the Wilderness begins in Spotsylvania County.
June 15 » American Civil War: The Second Battle of Petersburg begins.
July 30 » American Civil War: Battle of the Crater: Union forces attempt to break Confederate lines at Petersburg, Virginia by exploding a large bomb under their trenches.
November 11 » American Civil War: General William Tecumseh Sherman begins burning Atlanta to the ground in preparation for his march to the sea.
November 30 » American Civil War: The Confederate Army of Tennessee suffers heavy losses in an attack on the Union Army of the Ohio in the Battle of Franklin.
December 22 » American Civil War: Savannah, Georgia, falls to the forces of General Sherman.
Day of marriage August 19, 1885
The temperature on August 19, 1885 was about 15.8 °C. There was 0.2 mm of rain. The air pressure was 3 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 75%. 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: Eric Brouwer, "Family tree Brouwer - Koster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eric-brouwer/I69288.php : accessed March 1, 2026), "Johannis Cornelis Polko (1864-????)".
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