The temperature on January 11, 1927 was between 6.1 °C and 7.7 °C and averaged 6.5 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
March 11 » In New York City, Samuel Roxy Rothafel opens the Roxy Theatre.
April 14 » The first Volvo car premieres in Gothenburg, Sweden.
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.
August 7 » The Peace Bridge opens between Fort Erie, Ontario and Buffalo, New York.
When copying data from this family tree, please include a reference to the origin: Alle Elbers, "Sluzigers (e.a.)", database, Genealogy Online (https://www.genealogieonline.nl/sluzigers/I136616.php : accessed December 29, 2025), "Nn de Bruin (1927)".
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