The temperature on August 25, 1887 was about 24.7 °C. The air pressure was 4 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 41%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
May 9 » Buffalo Bill Cody's Wild West Show opens in London.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 4 » The founder of Pakistan, Quaid-i-Azam Muhammad Ali Jinnah, joins Sindh-Madrasa-tul-Islam, Karachi.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
Day of marriage July 31, 1914
The temperature on July 31, 1914 was between 12.4 °C and 21.3 °C and averaged 16.4 °C. There was 5.2 hours of sunshine (33%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
April 24 » The Franck–Hertz experiment, a pillar of quantum mechanics, is presented to the German Physical Society.
August 15 » A servant of American architect Frank Lloyd Wright murders seven people and sets fire to the living quarters of Wright's Wisconsin home, Taliesin.
August 15 » The Panama Canal opens to traffic with the transit of the cargo ship SSAncon.
September 11 » World War I: Australia invades German New Guinea, defeating a German contingent at the Battle of Bita Paka.
November 28 » World War I: Following a war-induced closure in July, the New York Stock Exchange re-opens for bond trading.
December 25 » A series of unofficial truces occur across the Western Front to celebrate Christmas.
Day of death February 20, 1952
The temperature on February 20, 1952 was between 3.7 °C and 8.5 °C and averaged 5.6 °C. There was 0.6 mm of rain during 2.4 hours. There was 1.4 hours of sunshine (14%). The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 21 » The British government, under Winston Churchill, abolishes identity cards in the UK to "set the people free".
April 15 » First flight of the Boeing B-52 Stratofortress.
April 21 » Secretary's Day (now Administrative Professionals' Day) is first celebrated.
April 28 » The Sino-Japanese Peace Treaty (Treaty of Taipei) is signed in Taipei, Taiwan between Japan and the Republic of China to officially end the Second Sino-Japanese War.
June 26 » The Pan-Malayan Labour Party is founded in Malaya, as a union of statewide labour parties.
November 25 » Agatha Christie's murder-mystery play The Mousetrap opens at the Ambassadors Theatre in London. It will become the longest continuously-running play in history.
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I16699.php : accessed March 7, 2026), "Cornelia Maria Clant (1887-1952)".
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