The temperature on February 8, 1871 was about 3.7 °C. There was 2 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the west-southwest. The atmospheric humidity was 98%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
In The Netherlands , there was from January 4, 1871 to July 6, 1872 the cabinet Thorbecke III, with Mr. J.R. Thorbecke (liberaal) as prime minister.
March 21 » Journalist Henry Morton Stanley begins his trek to find the missionary and explorer David Livingstone.
April 1 » The 3rd Duke of Buckingham opened the Brill Tramway, a short railway line to transport goods between his lands and the national rail network.
May 21 » Opening of the first rack railway in Europe, the Rigi Bahnen on Mount Rigi.
June 16 » The Universities Tests Act 1871 allows students to enter the universities of Oxford, Cambridge and Durham without religious tests (except for those intending to study theology).
July 29 » The Connecticut Valley Railroad opens between Old Saybrook, Connecticut and Hartford, Connecticut in the United States.
August 29 » Emperor Meiji orders the abolition of the han system and the establishment of prefectures as local centers of administration. (Traditional Japanese date: July 14, 1871).
Day of marriage May 1, 1902
The temperature on May 1, 1902 was between 3.9 °C and 9.8 °C and averaged 7.2 °C. There was 7.2 hours of sunshine (48%). Source: KNMI
May 8 » In Martinique, Mount Pelée erupts, destroying the town of Saint-Pierre and killing over 30,000 people. Only a handful of residents survive the blast.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
August 9 » Edward VII and Alexandra of Denmark are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
August 22 » Cadillac Motor Company is founded.
Day of death June 4, 1946
The temperature on June 4, 1946 was between 9.3 °C and 16.2 °C and averaged 12.9 °C. There was 0.2 mm of rain during 0.3 hours. There was 3.0 hours of sunshine (18%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
January 31 » The Democratic Republic of Vietnam introduces the đồng to replace the French Indochinese piastre at par.
February 15 » ENIAC, the first electronic general-purpose computer, is formally dedicated at the University of Pennsylvania in Philadelphia.
February 24 » Colonel Juan Perón, founder of the political movement that became known as Peronism, is elected to his first term as President of Argentina.
September 19 » The Council of Europe is founded following a speech by Winston Churchill at the University of Zurich.
November 23 » French naval bombardment of Hai Phong, Vietnam, kills thousands of civilians.
December 11 » The United Nations International Children's Emergency Fund (UNICEF) is established.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I40186.php : accessed March 18, 2026), "Hendrik de Roo (1871-1946)".
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