The temperature on March 4, 1911 was between 4.4 °C and 9.6 °C and averaged 7.4 °C. There was 3.6 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
April 27 » Following the resignation and death of William P. Frye, a compromise is reached to rotate the office of President pro tempore of the United States Senate.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
July 24 » Hiram Bingham III re-discovers Machu Picchu, "the Lost City of the Incas".
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
Day of marriage May 21, 1932
The temperature on May 21, 1932 was between 14.6 °C and 25.4 °C and averaged 19.6 °C. There was 8.7 hours of sunshine (55%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 25 » Hitler, having been stateless for seven years, obtains German citizenship when he is appointed a Brunswick state official by Dietrich Klagges, a fellow Nazi. As a result, Hitler is able to run for Reichspräsident in the 1932 election.
July 17 » Altona Bloody Sunday: A riot between the Nazi Party paramilitary forces, the SS and SA, and the German Communist Party ensues.
July 29 » Great Depression: In Washington, D.C., troops disperse the last of the "Bonus Army" of World War I veterans.
September 17 » A speech by Laureano Gómez leads to the escalation of the Leticia Incident.
October 3 » Iraq gains independence from the United Kingdom.
October 15 » Tata Airlines (later to become Air India) makes its first flight.
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/I137282.php : accessed December 27, 2025), "Hendrik de Boer (1911-)".
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