The temperature on July 6, 1865 was about 29.2 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 53%. 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.
April 2 » American Civil War: Defeat at the Third Battle of Petersburg forces the Army of Northern Virginia and the Confederate government to abandon Richmond, Virginia.
April 27 » The New York State Senate creates Cornell University as the state's land grant institution.
June 11 » The Naval Battle of the Riachuelo is fought on the rivulet Riachuelo (Argentina), between the Paraguayan Navy on one side and the Brazilian Navy on the other. The Brazilian victory was crucial for the later success of the Triple Alliance (Brazil, Uruguay, and Argentina) in the Paraguayan War.
July 30 » The steamboat Brother Jonathan sinks off the coast of Crescent City, California, killing 225 passengers, the deadliest shipwreck on the Pacific Coast of the U.S. at the time.
December 5 » Chincha Islands War: Peru allies with Chile against Spain.
December 18 » US Secretary of State William Seward proclaims the adoption of the Thirteenth Amendment, prohibiting slavery throughout the USA.
Day of death July 12, 1957
The temperature on July 12, 1957 was between 14.6 °C and 22.8 °C and averaged 17.7 °C. There was 11.2 mm of rain during 4.1 hours. There was 4.4 hours of sunshine (27%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Robert Snel, "Family tree Snel", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-snel/I751.php : accessed February 17, 2026), "Helena Wilhelmina Maria van der Heijden (1865-1957)".
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