The temperature on May 23, 1927 was between 6.9 °C and 13.1 °C and averaged 9.4 °C. There was 2.8 hours of sunshine (17%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. 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 15 » The first Women's Boat Race between the University of Oxford and the University of Cambridge takes place on The Isis in Oxford.
June 26 » The Cyclone roller coaster opens on Coney Island.
August 19 » Patriarch Sergius of Moscow proclaims the declaration of loyalty of the Russian Orthodox Church to the Soviet Union.
October 25 » The Italian luxury liner SS Principessa Mafalda sinks off the coast of Brazil, killing 314.
December 8 » The Brookings Institution, one of the United States' oldest think tanks, is founded through the merger of three organizations that had been created by philanthropist Robert S. Brookings.
When copying data from this family tree, please include a reference to the origin: Hans Lington, "Database Langton / Lengton / Lington - Heil - Rahder", database, Genealogy Online (https://www.genealogieonline.nl/database-langton/I259.php : accessed May 2, 2025), "Antonia "Annie" Donker (1927-> 1996)".
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