The temperature on May 13, 1884 was about 23.3 °C. The air pressure was 3 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 55%. 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 4 » The Fabian Society is founded in London, United Kingdom.
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.
April 20 » Pope Leo XIII publishes the encyclical Humanum genus.
May 1 » Moses Fleetwood Walker becomes the first black person to play in a professional baseball game in the United States.
August 5 » The cornerstone for the Statue of Liberty is laid on Bedloe's Island (now Liberty Island) in New York Harbor.
October 22 » The International Meridian Conference designates the Royal Observatory, Greenwich as the world's prime meridian.
Day of marriage May 7, 1910
The temperature on May 7, 1910 was between 3.2 °C and 10.7 °C and averaged 6.5 °C. There was 4.4 mm of rain. There was 7.5 hours of sunshine (49%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
September 12 » Premiere performance of Gustav Mahler's Symphony No. 8 in Munich (with a chorus of 852 singers and an orchestra of 171 players. Mahler's rehearsal assistant conductor was Bruno Walter).
October 11 » Piloted by Arch Hoxsey, Theodore Roosevelt becomes the first U.S. president to fly in an airplane.
October 21 » HMSNiobe arrives in Halifax Harbour to become the first ship of the Royal Canadian Navy.
November 23 » Johan Alfred Ander becomes the last person to be executed in Sweden.
December 21 » An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
Day of death May 6, 1954
The temperature on May 6, 1954 was between 7.0 °C and 12.6 °C and averaged 9.8 °C. There was 1.4 mm of rain during 1.0 hours. There was 8.0 hours of sunshine (53%). The partly clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
April 1 » United States President Dwight D. Eisenhower authorizes the creation of the United States Air Force Academy in Colorado.
May 17 » The United States Supreme Court hands down a unanimous decision in Brown v. Board of Education of Topeka, Kansas, outlawing racial segregation in public schools.
September 17 » The novel Lord of the Flies by William Golding is first published.
September 26 » The Japanese rail ferry Tōya Maru sinks during a typhoon in the Tsugaru Strait, Japan, killing 1,172.
October 27 » Benjamin O. Davis, Jr. becomes the first African-American general in the United States Air Force.
November 10 » U.S. President Dwight D. Eisenhower dedicates the USMC War Memorial (Iwo Jima memorial) in Arlington Ridge Park in Arlington County, Virginia.
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/I106679.php : accessed December 29, 2025), "Derk Boersma (1884-1954)".
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