The temperature on July 26, 1912 was between 14.5 °C and 22.3 °C and averaged 18.0 °C. There was 9.9 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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.
May 18 » The first Indian film, Shree Pundalik by Dadasaheb Torne, is released in Mumbai.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
December 19 » William Van Schaick, captain of the steamship General Slocum which caught fire and killed over one thousand people, is pardoned by U.S. President William Howard Taft after 3⁄2 years in Sing Sing prison.
Day of marriage February 13, 1937
The temperature on February 13, 1937 was between -2.1 °C and 3.5 °C and averaged 0.9 °C. There was 0.7 mm of rain during 0.7 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
February 19 » Yekatit 12: During a public ceremony at the Viceregal Palace (the former Imperial residence) in Addis Ababa, Ethiopia, two Ethiopian nationalists of Eritrean origin attempt to kill viceroy Rodolfo Graziani with a number of grenades.
April 1 » Aden becomes a British crown colony.
June 3 » The Duke of Windsor marries Wallis Simpson.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
August 28 » Toyota Motors becomes an independent company.
September 10 » Nine nations attend the Nyon Conference to address international piracy in the Mediterranean Sea.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I2472.php : accessed January 19, 2026), "Dirk Duin (1912-)".
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