The temperature on June 11, 1878 was about 20.9 °C. The air pressure was 10 kgf/m2 and came mainly from the south-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 42%. Source: KNMI
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
January 16 » Russo-Turkish War (1877–78): Battle of Philippopolis: Captain Aleksandr Burago with a squadron of Russian Imperial army dragoons liberates Plovdiv from Ottoman rule.
January 28 » Yale Daily News becomes the first independent daily college newspaper in the United States.
June 15 » Eadweard Muybridge takes a series of photographs to prove that all four feet of a horse leave the ground when it runs; the study becomes the basis of motion pictures.
October 15 » The Edison Electric Light Company begins operation.
November 17 » First assassination attempt against Umberto I of Italy by anarchist Giovanni Passannante, who was armed with a dagger. The King survived with a slight wound in an arm. Prime Minister Benedetto Cairoli blocked the aggressor, receiving an injury in a leg.
December 18 » The Al-Thani family become the rulers of the state of Qatar.
Day of marriage November 29, 1900
The temperature on November 29, 1900 was about 2.4 °C. The airpressure was 75 cm mercury. The atmospheric humidity was 100%. Source: KNMI
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
May 17 » Second Boer War: British troops relieve Mafeking.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
June 20 » Baron Eduard Toll, leader of the Russian Polar Expedition of 1900, departs Saint Petersburg in Russia on the explorer ship Zarya, never to return.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of death June 12, 1955
The temperature on June 12, 1955 was between 8.4 °C and 13.9 °C and averaged 10.7 °C. There was 11.6 mm of rain during 7.5 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
April 3 » The American Civil Liberties Union announces it will defend Allen Ginsberg's book Howl against obscenity charges.
May 5 » The General Treaty, by which France, Britain and the United States recognize the sovereignty of West Germany, comes into effect.
May 18 » Operation Passage to Freedom, the evacuation of 310,000 Vietnamese civilians, soldiers and non-Vietnamese members of the French Army from communist North Vietnam to South Vietnam following the end of the First Indochina War, ends.
July 17 » Disneyland is dedicated and opened by Walt Disney in Anaheim, California.
September 6 » Istanbul's Greek, Jewish, and Armenian minorities are the target of a government-sponsored pogrom; dozens are killed in ensuing riots.
November 15 » The first part of Saint Petersburg Metro is opened.
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/I177652.php : accessed September 30, 2026), "Janna Poll (1878-1955)".
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