The temperature on June 16, 1889 was about 19.5 °C. The air pressure was 14 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 59%. Source: KNMI
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
July 11 » Tijuana, Mexico, is founded.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
Day of marriage December 29, 1925
The temperature on December 29, 1925 was between 8.5 °C and 12.3 °C and averaged 10.5 °C. There was 12.5 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
February 2 » Serum run to Nome: Dog sleds reach Nome, Alaska with diphtheria serum, inspiring the Iditarod race.
March 21 » The Butler Act prohibits the teaching of human evolution in Tennessee.
June 16 » The most famous Young Pioneer camp of the Soviet Union, Artek, is established.
July 21 » Malcolm Campbell becomes the first man to exceed 150mph (241km/h) on land. At Pendine Sands in Wales, he drives Sunbeam 350HP built by Sunbeam at a two-way average speed of 150.33mph (242km/h).
August 5 » Plaid Cymru is formed with the aim of disseminating knowledge of the Welsh language that is at the time in danger of dying out.
October 30 » John Logie Baird creates Britain's first television transmitter.
Day of death June 10, 1951
The temperature on June 10, 1951 was between 11.0 °C and 17.5 °C and averaged 14.3 °C. There was 0.3 mm of rain during 0.2 hours. There was 7.7 hours of sunshine (46%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
In The Netherlands , there was from March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
January 6 » Korean War: Beginning of the Ganghwa massacre, in the course of which an estimated 200–1,300 South Korean communist sympathizers are slaughtered.
March 6 » Cold War: The trial of Ethel and Julius Rosenberg begins.
March 14 » Korean War: United Nations troops recapture Seoul for the second time.
July 26 » Walt Disney's 13th animated film, Alice in Wonderland, premieres in London, England, United Kingdom.
September 28 » CBS makes the first color televisions available for sale to the general public, but the product is discontinued less than a month later.
December 24 » Libya becomes independent. Idris I is proclaimed King of Libya.
When copying data from this family tree, please include a reference to the origin: John Bart, "Family tree Denneman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-denneman/I31.php : accessed January 15, 2026), "Cornelia Denneman (1889-1951)".
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