April 8 » In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.
June 20 » The Kiel Canal, crossing the base of the Jutland peninsula and the busiest artificial waterway in the world, is officially opened.
August 31 » German Count Ferdinand von Zeppelin patents his navigable balloon.
October 22 » In Paris an express train derails after overrunning the buffer stop, crossing almost 30 metres (100ft) of concourse before crashing through a wall and falling 10 metres (33ft) to the road below.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of marriage May 20, 1919
The temperature on May 20, 1919 was between 3.2 °C and 18.2 °C and averaged 12.3 °C. There was 13.8 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 5 » The German Workers' Party, which would become the Nazi Party, is founded in Munich.
February 6 » The American Legion is founded.
February 21 » German socialist Kurt Eisner is assassinated. His death results in the establishment of the Bavarian Soviet Republic and parliament and government fleeing Munich, Germany.
June 28 » The Treaty of Versailles is signed, ending the state of war between Germany and the Allies of World War I.
September 18 » Fritz Pollard becomes the first African American to play professional football for a major team, the Akron Pros.
October 17 » RCA is incorporated as the Radio Corporation of America.
Day of death August 27, 1960
The temperature on August 27, 1960 was between 12.5 °C and 23.9 °C and averaged 18.4 °C. There was 5.9 hours of sunshine (42%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
March 17 » U.S. President Dwight D. Eisenhower signs the National Security Council directive on the anti-Cuban covert action program that will ultimately lead to the Bay of Pigs Invasion.
August 1 » Islamabad is declared the federal capital of the Government of Pakistan.
August 16 » Joseph Kittinger parachutes from a balloon over New Mexico at 102,800 feet (31,300m), setting three records that held until 2012: High-altitude jump, free fall, and highest speed by a human without an aircraft.
November 3 » The land that would become the Great Swamp National Wildlife Refuge was established by an Act of Congress after a year-long legal battle that pitted local residents against Port Authority of New York and New Jersey officials wishing to turn the Great Swamp into a major regional airport for jet aircraft.
November 25 » The Mirabal sisters of the Dominican Republic are assassinated.
December 13 » While Emperor Haile Selassie of Ethiopia visits Brazil, his Imperial Bodyguard seizes the capital and proclaims him deposed and his son, Crown Prince Asfa Wossen, Emperor.
When copying data from this family tree, please include a reference to the origin: Dingeman Hendrikse, "Purvis Farquhar", database, Genealogy Online (https://www.genealogieonline.nl/purvis-farquehar/R7168.php : accessed February 19, 2026), "Leonard van der Wilk (1895-1960)".
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