The temperature on June 6, 1912 was between 9.9 °C and 17.4 °C and averaged 13.5 °C. There was 2.9 mm of rain. There was 5.0 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
February 14 » Arizona is admitted as the 48th and the last contiguous U.S. state.
June 8 » Carl Laemmle incorporates Universal Pictures.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
October 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
Day of death January 16, 1971
The temperature on January 16, 1971 was between 2.4 °C and 5.4 °C and averaged 3.7 °C. There was 1.0 mm of rain during 1.5 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 8 » The NASDAQ stock market index opens for the first time.
February 20 » The United States Emergency Broadcast System is accidentally activated in an erroneous national alert.
May 30 » Mariner program: Mariner 9 is launched to map 70% of the surface, and to study temporal changes in the atmosphere and surface, of Mars.
September 3 » Qatar becomes an independent state.
September 13 » Chairman Mao Zedong's second in command and successor Marshal Lin Biao flees the People's Republic of China after the failure of an alleged coup. His plane crashes in Mongolia, killing all aboard.
November 24 » During a severe thunderstorm over Washington state, a hijacker calling himself Dan Cooper (aka D. B. Cooper) parachutes from a Northwest Orient Airlines plane with $200,000 in ransom money. He has never been found.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I119670.php : accessed October 17, 2026), "Nicolaas de Vries (1912-1971)".
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