The temperature on May 29, 1910 was between 11.1 °C and 17.7 °C and averaged 14.1 °C. There was 0.9 mm of rain. There was 1.3 hours of sunshine (8%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
June 25 » Igor Stravinsky's ballet The Firebird is premiered in Paris, bringing him to prominence as a composer.
July 16 » John Robertson Duigan makes the first flight of the Duigan pusher biplane, the first aircraft built in Australia.
September 20 » The ocean liner SSFrance, later known as the "Versailles of the Atlantic", is launched.
November 14 » Aviator Eugene Burton Ely performs the first takeoff from a ship in Hampton Roads, Virginia, taking off from a makeshift deck on the USS Birmingham in a Curtiss pusher.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
Day of marriage July 18, 1935
The temperature on July 18, 1935 was between 10.5 °C and 19.5 °C and averaged 14.8 °C. There was 7.2 mm of rain during 2.0 hours. There was 1.7 hours of sunshine (10%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 28 » Iceland becomes the first Western country to legalize therapeutic abortion.
March 21 » Shah of Iran Reza Shah Pahlavi formally asks the international community to call Persia by its native name, Iran.
April 8 » The Works Progress Administration is formed when the Emergency Relief Appropriation Act of 1935 becomes law.
May 14 » The Constitution of the Philippines is ratified by a popular vote.
June 10 » Dr. Robert Smith takes his last drink, and Alcoholics Anonymous is founded in Akron, Ohio, United States, by him and Bill Wilson.
July 20 » Switzerland: A Royal Dutch Airlines plane en route from Milan to Frankfurt crashes into a Swiss mountain, killing thirteen.
Day of death December 3, 1971
The temperature on December 3, 1971 was between -0.6 °C and 3.9 °C and averaged 2.4 °C. There was 0.7 hours of sunshine (9%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 26 » U.N. Secretary-General U Thant signs United Nations proclamation of the vernal equinox as Earth Day.
March 26 » East Pakistan declares its independence from Pakistan to form Bangladesh and the Bangladesh Liberation War begins.
April 1 » Bangladesh Liberation War: The Pakistan Army massacre over 1,000 people in Keraniganj Upazila, Bangladesh.
July 30 » An All Nippon Airways Boeing 727 and a Japanese Air Force F-86 collide over Morioka, Iwate, Japan killing 162.
August 22 » J. Edgar Hoover and John Mitchell announce the arrest of 20 of the Camden 28.
November 6 » The United States Atomic Energy Commission tests the largest U.S. underground hydrogen bomb, code-named Cannikin, on Amchitka Island in the Aleutians.
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/I200294.php : accessed September 27, 2026), "Jantje de Boer (1910-1971)".
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