January 31 » Czechoslav Trade Union Association is founded in Prague.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 12 » Tirah Campaign: In the Battle of Saragarhi, ten thousand Pashtun tribesmen suffer several hundred casualties while attacking 21 Sikh soldiers in British service.
Day of marriage May 10, 1927
The temperature on May 10, 1927 was between 5.1 °C and 10.4 °C and averaged 8.0 °C. There was 1.5 hours of sunshine (10%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
March 29 » Sunbeam 1000hp breaks the land speed record at Daytona Beach, Florida.
May 8 » Attempting to make the first non-stop transatlantic flight from Paris to New York, French war heroes Charles Nungesser and François Coli disappear after taking off aboard The White Bird biplane.
May 9 » Old Parliament House, Canberra officially opens.
July 4 » First flight of the Lockheed Vega.
July 15 » Massacre of July 15, 1927: Eighty-nine protesters are killed by the Austrian police in Vienna.
September 5 » The first Oswald the Lucky Rabbit cartoon, Trolley Troubles, produced by Walt Disney, is released by Universal Pictures.
When copying data from this family tree, please include a reference to the origin: Marjo van Leeuwen, "Family tree Van Leeuwen-Van der Speck en vele anderen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-leeuwen-van-der-speck/R6366.php : accessed May 9, 2025), "Leendert Cornelis Post (1897-????)".
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