The temperature on December 1, 1934 was between 2.4 °C and 5.9 °C and averaged 4.6 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 1 » A "Law for the Prevention of Genetically Diseased Offspring" comes into effect in Nazi Germany.
May 21 » Oskaloosa, Iowa, becomes the first municipality in the United States to fingerprint all of its citizens.
June 15 » The United States Great Smoky Mountains National Park is founded.
July 11 » Engelbert Zaschka of Germany flies his large human-powered aircraft, the Zaschka Human-Power Aircraft, about 20 meters at Berlin Tempelhof Airport without assisted take-off.
November 11 » The Shrine of Remembrance in Melbourne, Australia is opened.
December 1 » In the Soviet Union, Politburo member Sergey Kirov is assassinated. Stalin uses the incident as a pretext to initiate the Great Purge.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I398641.php : accessed February 2, 2026), "Geert Jakob Olthof (± 1911-)".
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