The temperature on June 4, 1884 was about 18.0 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 57%. 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.
February 19 » More than sixty tornadoes strike the Southern United States, one of the largest tornado outbreaks in U.S. history.
March 27 » A mob in Cincinnati, Ohio, attacks members of a jury which had returned a verdict of manslaughter in what was seen as a clear case of murder; over the next few days the mob would riot and eventually destroy the courthouse.
July 3 » Dow Jones & Company publishes its first stock average.
July 5 » Germany takes possession of Cameroon.
October 6 » The Naval War College of the United States is founded in Rhode Island.
October 22 » The International Meridian Conference designates the Royal Observatory, Greenwich as the world's prime meridian.
Day of marriage December 20, 1902
The temperature on December 20, 1902 was between 2.1 °C and 8.5 °C and averaged 5.5 °C. There was 4.7 hours of sunshine (61%). Source: KNMI
March 18 » Macario Sakay issues Presidential Order No. 1 of his Tagalog Republic.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
December 10 » The opening of the reservoir of the Aswan Dam in Egypt.
December 14 » The Commercial Pacific Cable Company lays the first Pacific telegraph cable, from San Francisco to Honolulu.
Day of death February 23, 1961
The temperature on February 23, 1961 was between 1.0 °C and 9.8 °C and averaged 5.3 °C. There was 3.3 mm of rain during 1.6 hours. There was 5.2 hours of sunshine (50%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 11 » Throgs Neck Bridge over the East River, linking New York City's boroughs of The Bronx and Queens, opens to road traffic.
February 3 » The United States Air Forces begins Operation Looking Glass, and over the next 30 years, a "Doomsday Plane" is always in the air, with the capability of taking direct control of the United States' bombers and missiles in the event of the destruction of the SAC's command post.
March 15 » At the 1961 Commonwealth Prime Ministers' Conference, South Africa announces that it will withdraw from the Commonwealth when the South African Constitution of 1961 comes into effect.
May 4 » Malcolm Ross and Victor Prather attain a new altitude record for manned balloon flight ascending in the Strato-Lab V open gondola to 113,740 feet (34.67km).
August 13 » Cold War: East Germany closes the border between the eastern and western sectors of Berlin to thwart its inhabitants' attempts to escape to the West, and construction of the Berlin Wall is started.
October 27 » NASA tests the first Saturn I rocket in Mission Saturn-Apollo 1.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I79031.php : accessed September 30, 2026), "Maria Spijkstra (1884-1961)".
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