The temperature on August 15, 1862 was about 17.1 °C. There was 0.3 mm of rain. The air pressure was 0.5 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 79%. Source: KNMI
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
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 30 » The first American ironclad warship, the USSMonitor is launched.
April 25 » American Civil War: Forces under U.S. Admiral David Farragut demand the surrender of the Confederate city of New Orleans, Louisiana.
May 31 » American Civil War: Peninsula Campaign: Confederate forces under Joseph E. Johnston and G.W. Smith engage Union forces under George B. McClellan outside Richmond, Virginia.
June 9 » American Civil War: Stonewall Jackson concludes his successful Shenandoah Valley Campaign with a victory in the Battle of Port Republic; his tactics during the campaign are now studied by militaries around the world.
June 19 » The U.S. Congress prohibits slavery in United States territories, nullifying Dred Scott v. Sandford.
September 15 » American Civil War: Confederate forces capture Harpers Ferry, Virginia (present-day Harpers Ferry, West Virginia).
Day of marriage May 16, 1889
The temperature on May 16, 1889 was about 14.1 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 91%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
February 11 » Meiji Constitution of Japan is adopted.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
March 31 » The Eiffel Tower is officially opened.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
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/I107036.php : accessed October 18, 2026), "Harm Ruwersma (1862-1937)".
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