January 18 » An X-ray generating machine is exhibited for the first time by H. L. Smith.
March 1 » Battle of Adwa: An Ethiopian army defeats an outnumbered Italian force, ending the First Italo-Ethiopian War.
May 26 » Nicholas II becomes the last Tsar of Imperial Russia.
July 28 » The city of Miami, Florida is incorporated.
December 10 » Alfred Jarry's Ubu Roi premieres in Paris. A riot breaks out at the end of the performance.
December 30 » Canadian ice hockey player Ernie McLea scores the first hat-trick in Stanley Cup play, and the Cup-winning goal as the Montreal Victorias defeat the Winnipeg Victorias 6–5.
Day of marriage August 17, 1934
The temperature on August 17, 1934 was between 9.5 °C and 21.5 °C and averaged 16.4 °C. There was 0.3 mm of rain during 0.2 hours. There was 7.1 hours of sunshine (49%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
February 2 » The Export-Import Bank of the United States is incorporated.
February 9 » The Balkan Entente is formed.
March 26 » The United Kingdom driving test is introduced.
April 12 » The strongest surface wind gust in the world at the time of 231mph, is measured on the summit of Mount Washington, New Hampshire. It has since been surpassed.
May 23 » The Auto-Lite strike culminates in the "Battle of Toledo", a five-day melée between 1,300 troops of the Ohio National Guard and 6,000 picketers.
July 2 » The Night of the Long Knives ends with the death of Ernst Röhm.
Day of death March 23, 1960
The temperature on March 23, 1960 was between -0.8 °C and 15.4 °C and averaged 7.4 °C. There was 0.1 mm of rain. There was 9.8 hours of sunshine (80%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I345721.php : accessed February 10, 2026), "Leonard Vonken (1896-1960)".
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