February 11 » Meiji Constitution of Japan is adopted.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
July 11 » Tijuana, Mexico, is founded.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
Day of death April 6, 1961
The temperature on April 6, 1961 was between 7.2 °C and 20.8 °C and averaged 14.3 °C. There was 0.3 mm of rain during 0.3 hours. There was 5.6 hours of sunshine (42%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
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 30 » The Single Convention on Narcotic Drugs is signed in New York City.
April 9 » The Pacific Electric Railway in Los Angeles, once the largest electric railway in the world, ends operations.
April 23 » Algiers putsch by French generals.
August 15 » Border guard Conrad Schumann flees from East Germany while on duty guarding the construction of the Berlin Wall.
December 19 » India annexes Daman and Diu, part of Portuguese India.
When copying data from this family tree, please include a reference to the origin: John Van Hoof, "Van Hoof Tree", database, Genealogy Online (https://www.genealogieonline.nl/van-hoof-tree/I606834.php : accessed May 7, 2025), "Carolus-Johannes-Antonius Keuls (1889-1961)".
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