The temperature on April 13, 1911 was between -0.4 °C and 10.4 °C and averaged 5.8 °C. There was 8.0 hours of sunshine (58%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
April 6 » During the Battle of Deçiq, Dedë Gjon Luli Dedvukaj, leader of the Malësori Albanians, raises the Albanian flag in the town of Tuzi, Montenegro, for the first time after George Kastrioti (Skanderbeg).
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
Day of marriage October 7, 1936
The temperature on October 7, 1936 was between 1.5 °C and 10.7 °C and averaged 5.5 °C. There was 0.5 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 15 » The first building to be completely covered in glass, built for the Owens-Illinois Glass Company, is completed in Toledo, Ohio.
January 29 » The first inductees into the Baseball Hall of Fame are announced.
March 29 » Adolf Hitler receives 99% of the votes in the 1936 German parliamentary election and referendum.
June 26 » Initial flight of the Focke-Wulf Fw 61, the first practical helicopter.
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.
December 21 » First flight of the Junkers Ju 88 multi-role combat aircraft.
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/I118928.php : accessed October 16, 2026), "Jan Aldert Spoelstra (1911-)".
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