The temperature on May 16, 1873 was about 11.2 °C. The air pressure was 3 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 42%. Source: KNMI
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
March 22 » The Spanish National Assembly abolishes slavery in Puerto Rico.
April 4 » The Kennel Club is founded, the oldest and first official registry of purebred dogs in the world.
May 9 » Der Krach: Vienna stock market crash heralds the Long Depression.
July 1 » Prince Edward Island joins into Canadian Confederation.
August 30 » Austrian explorers Julius von Payer and Karl Weyprecht discover the archipelago of Franz Josef Land in the Arctic Sea.
September 15 » Franco-Prussian War: The last Imperial German Army troops leave France upon completion of payment of indemnity.
Day of death December 9, 1937
The temperature on December 9, 1937 was between -2.0 °C and 0.9 °C and averaged -0.3 °C. There was 10.7 mm of rain during 10.0 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
March 21 » Ponce massacre: Nineteen people in Ponce, Puerto Rico are gunned down by police acting on orders of the US-appointed Governor, Blanton C. Winship.
May 27 » In California, the Golden Gate Bridge opens to pedestrian traffic, creating a vital link between San Francisco and Marin County, California.
August 24 » Spanish Civil War: the Basque Army surrenders to the Italian Corpo Truppe Volontarie following the Santoña Agreement.
September 21 » J. R. R. Tolkien's The Hobbit is published.
December 9 » Second Sino-Japanese War: Battle of Nanking: Japanese troops under the command of Lt. Gen. Asaka Yasuhiko launch an assault on the Chinese city of Nanjing (Nanking).
December 11 » Second Italo-Ethiopian War: Italy leaves the League of Nations.
When copying data from this family tree, please include a reference to the origin: G.O.Happé, "Family tree Happé", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-happe/I508329.php : accessed February 27, 2026), "Johannes Hermanus Demont (1873-1937)".
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