The temperature on January 13, 1912 was between 1.5 °C and 4.5 °C and averaged 3.1 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
June 8 » Carl Laemmle incorporates Universal Pictures.
September 25 » Columbia University Graduate School of Journalism is founded in New York City.
October 3 » U.S. forces defeat Nicaraguan rebels at the Battle of Coyotepe Hill.
October 11 » First Balkan War: The day after the Battle of Sarantaporo, Greek troops liberate the city of Kozani.
November 12 » King George I of Greece makes a triumphal entry into Thessaloniki after its liberation from 482 years of Ottoman rule.
Day of marriage April 20, 1936
The temperature on April 20, 1936 was between -0.4 °C and 10.2 °C and averaged 4.3 °C. There was 9.2 mm of rain during 8.0 hours. There was 2.1 hours of sunshine (15%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
May 9 » Italy formally annexes Ethiopia after taking the capital Addis Ababa on May 5.
July 11 » The Triborough Bridge in New York City is opened to traffic.
July 20 » The Montreux Convention is signed in Switzerland, authorizing Turkey to fortify the Dardanelles and Bosphorus but guaranteeing free passage to ships of all nations in peacetime.
August 31 » Radio Prague, now the official international broadcasting station of the Czech Republic, goes on the air.
October 9 » Boulder Dam (later Hoover Dam) begins to generate electricity and transmit it to Los Angeles.
November 25 » In Berlin, Germany and Japan sign the Anti-Comintern Pact, agreeing to consult on measures "to safeguard their common interests" in the case of an unprovoked attack by the Soviet Union against either nation. The pact is renewed on the same day five years later with additional signatories.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I201373.php : accessed January 7, 2026), "Johannes Cornelis Adrianus van Erven (1912-)".
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