The temperature on April 25, 1886 was about 9.3 °C. The air pressure was 12 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 67%. 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 23 » Charles Martin Hall produced the first samples of aluminium from the electrolysis of aluminium oxide, after several years of intensive work. He was assisted in this project by his older sister, Julia Brainerd Hall.
March 29 » John Pemberton brews the first batch of Coca-Cola in a backyard in Atlanta.
June 13 » A fire devastates much of Vancouver, British Columbia.
July 4 » The Canadian Pacific Railway's first scheduled train from Montreal arrives in Port Moody on the Pacific coast, after six days of travel.
August 31 » The 7.0 Mw Charleston earthquake affects southeastern South Carolina with a maximum Mercalli intensity of X (Extreme). Sixty people killed with damage estimated at $5–6 million.
October 28 » President Cleveland dedicates the Statue of Liberty.
Day of marriage September 21, 1911
The temperature on September 21, 1911 was between 6.0 °C and 15.7 °C and averaged 12.3 °C. There was 1.6 mm of rain. There was 3.1 hours of sunshine (25%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
August 29 » Ishi, considered the last Native American to make contact with European Americans, emerges from the wilderness of northeastern California.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
Day of death February 18, 1960
The temperature on February 18, 1960 was between -4.6 °C and 4.3 °C and averaged -0.6 °C. There was 6.5 hours of sunshine (64%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
February 13 » With the success of a nuclear test codenamed "Gerboise Bleue", France becomes the fourth country to possess nuclear weapons.
February 16 » The U.S. Navy submarine USSTriton begins Operation Sandblast, setting sail from New London, Connecticut, to begin the first submerged circumnavigation of the globe.
July 12 » Orlyonok, the main Young Pioneer camp of the Russian SFSR, is founded.
August 1 » Islamabad is declared the federal capital of the Government of Pakistan.
September 26 » In Chicago, the first televised debate takes place between presidential candidates Richard M. Nixon and John F. Kennedy.
November 2 » Penguin Books is found not guilty of obscenity in the trial R v Penguin Books Ltd, the Lady Chatterley's Lover case.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I2076.php : accessed January 31, 2026), "Dieuwertje Dekker (1886-1960)".
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