The temperature on April 3, 1862 was about 16.8 °C. The air pressure was 1.5 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 69%. 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.
February 5 » Moldavia and Wallachia formally unite to create the Romanian United Principalities.
February 16 » American Civil War: General Ulysses S. Grant captures Fort Donelson, Tennessee.
March 13 » The Act Prohibiting the Return of Slaves was passed by the United States Congress, effectively annulling the Fugitive Slave Act of 1850 and setting the stage for the Emancipation Proclamation.
June 20 » Barbu Catargiu, the Prime Minister of Romania, is assassinated.
September 8 » Millennium of Russia monument is unveiled in Novgorod.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I398786.php : accessed March 13, 2026), "Johanna Petronelle Maria van Velsen (1862-????)".
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