The temperature on August 24, 1885 was about 18.7 °C. The air pressure was 2 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 61%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 3 » Sino-French War: Beginning of the Battle of Núi Bop
February 21 » The newly completed Washington Monument is dedicated.
February 23 » Sino-French War: French Army gains an important victory in the Battle of Đồng Đăng in the Tonkin region of Vietnam.
July 6 » Louis Pasteur successfully tests his vaccine against rabies on Joseph Meister, a boy who was bitten by a rabid dog.
September 2 » Rock Springs massacre: In Rock Springs, Wyoming, 150 white miners, who are struggling to unionize so they could strike for better wages and work conditions, attack their Chinese fellow workers killing 28, wounding 15 and forcing several hundred more out of town.
November 17 » Serbo-Bulgarian War: The decisive Battle of Slivnitsa begins.
Day of marriage March 29, 1912
The temperature on March 29, 1912 was between 4.8 °C and 9.9 °C and averaged 7.2 °C. There was 9.1 hours of sunshine (71%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
November 12 » King George I of Greece makes a triumphal entry into Thessaloniki after its liberation from 482 years of Ottoman rule.
December 3 » Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
December 28 » The first municipally owned streetcars take to the streets in San Francisco.
Day of death April 7, 1971
The temperature on April 7, 1971 was between 4.2 °C and 11.1 °C and averaged 6.9 °C. There was 0.2 hours of sunshine (2%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
February 2 » The international Ramsar Convention for the conservation and sustainable utilization of wetlands is signed in Ramsar, Mazandaran, Iran.
February 9 » Apollo program: Apollo 14 returns to Earth after the third manned Moon landing.
February 20 » The United States Emergency Broadcast System is accidentally activated in an erroneous national alert.
November 23 » Representatives of the People's Republic of China attend the United Nations, including the United Nations Security Council, for the first time.
November 27 » The Soviet space program's Mars 2 orbiter releases a descent module. It malfunctions and crashes, but it is the first man-made object to reach the surface of Mars.
November 28 » Fred Quilt, a leader of the Tsilhqot'in First Nation suffers severe abdominal injuries allegedly caused by Royal Canadian Mounted Police officers; he dies two days later.
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/I99241.php : accessed February 23, 2026), "Johanna Koops (1885-1971)".
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