The temperature on February 12, 1870 was about -4.7 °C. There was 0.1 mm of rain. The air pressure was 22 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 90%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
January 26 » Reconstruction Era: Virginia rejoins the Union.
February 9 » US president Ulysses S. Grant signs a joint resolution of Congress establishing the U.S. Weather Bureau.
February 27 » The current flag of Japan is first adopted as the national flag for Japanese merchant ships.
July 15 » Rupert's Land and the North-Western Territory are transferred to Canada from the Hudson's Bay Company, and the province of Manitoba and the Northwest Territories are established from these vast territories.
July 18 » The First Vatican Council decrees the dogma of papal infallibility.
September 6 » Louisa Ann Swain of Laramie, Wyoming becomes the first woman in the United States to cast a vote legally after 1807.
Day of death July 18, 1942
The temperature on July 18, 1942 was between 12.0 °C and 19.4 °C and averaged 14.9 °C. There was 6.1 mm of rain during 2.5 hours. There was 2.6 hours of sunshine (16%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 8 » World War II: Dutch Colonial Army General Destruction Unit (AVC, Algemene Vernielings Corps) burns Banjarmasin, South Borneo to avoid Japanese capture.
June 8 » World War II: The Japanese imperial submarines I-21 and I-24 shell the Australian cities of Sydney and Newcastle.
July 27 » World War II: Allied forces successfully halt the final Axis advance into Egypt.
August 22 » Brazil declares war on Germany, Japan and Italy.
September 7 » World War II: Japanese marines are forced to withdraw during the Battle of Milne Bay.
September 13 » World War II: Second day of the Battle of Edson's Ridge in the Guadalcanal Campaign. U.S. Marines successfully defeated attacks by the Japanese with heavy losses for the Japanese forces.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I89697.php : accessed February 27, 2026), "Leendert Marinus Valkenburgh (1870-1942)".
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