The temperature on July 20, 1878 was about 18.0 °C. The air pressure was 1 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 85%. Source: KNMI
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
January 4 » Russo-Turkish War (1877–78): Sofia is liberated from Ottoman rule and designated the capital of Liberated Bulgaria.
February 18 » John Tunstall is murdered by outlaw Jesse Evans, sparking the Lincoln County War in Lincoln County, New Mexico.
March 24 » The British frigate HMSEurydice sinks, killing more than 300.
June 4 » Cyprus Convention: The Ottoman Empire cedes Cyprus to the United Kingdom but retains nominal title.
July 13 » Treaty of Berlin: The European powers redraw the map of the Balkans. Serbia, Montenegro and Romania become completely independent of the Ottoman Empire.
September 3 » Over 640 die when the crowded pleasure boat Princess Alice collides with the Bywell Castle in the River Thames.
Day of death September 7, 1943
The temperature on September 7, 1943 was between 7.1 °C and 20.0 °C and averaged 14.1 °C. There was 0.1 mm of rain. There was 8.5 hours of sunshine (64%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. 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.
January 15 » World War II: The Soviet counter-offensive at Voronezh begins.
February 9 » World War II: Allied authorities declare Guadalcanal secure after Imperial Japan evacuates its remaining forces from the island, ending the Battle of Guadalcanal.
July 1 » The City of Tokyo and the Prefecture of Tokyo are both replaced by the Tokyo Metropolis.
July 12 » German and Soviet forces engage in one of the largest armored engagements of all time.
October 5 » Ninety-eight American POWs are executed by Japanese forces on Wake Island.
October 17 » Nazi Holocaust in Poland: Sobibór extermination camp is closed.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I175339.php : accessed January 7, 2026), "Johannes Gerardus van den Boer (1878-1943)".
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