The temperature on August 6, 1890 was about 21.7 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 75%. Source: KNMI
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
June 1 » The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
July 27 » Vincent van Gogh shoots himself and dies two days later.
October 1 » Yosemite National Park is established by the U.S. Congress.
October 11 » In Washington, D.C., the Daughters of the American Revolution is founded.
Day of marriage May 21, 1917
The temperature on May 21, 1917 was between 12.1 °C and 23.3 °C and averaged 17.8 °C. There was 12.6 hours of sunshine (79%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
February 5 » The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
February 23 » First demonstrations in Saint Petersburg, Russia. The beginning of the February Revolution (March 8 in the Gregorian calendar).
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
October 15 » World War I: Dutch dancer Mata Hari is executed by France for espionage.
November 25 » World War I: German forces defeat Portuguese army of about 1,200 at Negomano on the border of modern-day Mozambique and Tanzania.
December 20 » Cheka, the first Soviet secret police force, is founded.
Day of death October 28, 1960
The temperature on October 28, 1960 was between 5.9 °C and 14.1 °C and averaged 9.4 °C. There was 0.1 mm of rain. There was 2.4 hours of sunshine (24%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 21 » A coal mine collapses at Holly Country, South Africa, killing 435 miners.
February 26 » A New York-bound Alitalia airliner crashes into a cemetery in Shannon, Ireland, shortly after takeoff, killing 34 of the 52 persons on board.
May 3 » The Anne Frank House museum opens in Amsterdam, Netherlands.
August 11 » Chad declares independence.
September 14 » Congo Crisis: With CIA help, Mobutu Sese Seko seizes power in a military coup, suspending parliament and the constitution.
November 28 » Mauritania becomes independent of France.
When copying data from this family tree, please include a reference to the origin: C.M.W.Vork-Drenth, "Family tree Drenth", database, Genealogy Online (https://www.genealogieonline.nl/drenth_stamboom/I3802.php : accessed January 19, 2026), "Petrus Harmannus Boerland (1890-1960)".
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