The temperature on April 2, 1868 was about 11.4 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 47%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
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).
March 1 » The Pi Kappa Alpha fraternity is founded at the University of Virginia.
March 5 » Mefistofele, an opera by Arrigo Boito, receives its premiere performance at La Scala.
April 7 » Thomas D'Arcy McGee, one of the Canadian Fathers of Confederation, is assassinated by a Fenian activist.
August 18 » French astronomer Pierre Janssen discovers helium.
December 10 » The first traffic lights are installed, outside the Palace of Westminster in London. Resembling railway signals, they use semaphore arms and are illuminated at night by red and green gas lamps.
December 25 » Pardons for ex-Confederates: United States President Andrew Johnson grants an unconditional pardon to all Confederate veterans.
Day of marriage July 17, 1902
The temperature on July 17, 1902 was between 8.9 °C and 21.6 °C and averaged 15.3 °C. There was 8.3 hours of sunshine (51%). Source: KNMI
January 1 » The first American college football bowl game, the Rose Bowl between Michigan and Stanford, is held in Pasadena, California.
April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
April 14 » James Cash Penney opens his first store in Kemmerer, Wyoming.
April 20 » Pierre and Marie Curie refine radium chloride.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
Day of death July 31, 1946
The temperature on July 31, 1946 was between 12.5 °C and 17.7 °C and averaged 15.4 °C. There was 2.4 hours of sunshine (15%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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.
March 28 » Cold War: The United States Department of State releases the Acheson–Lilienthal Report, outlining a plan for the international control of nuclear power.
May 9 » King Victor Emmanuel III of Italy abdicates and is succeeded by Umberto II.
May 10 » First successful launch of an American V-2 rocket at White Sands Proving Ground.
July 1 » Crossroads Able is the first postwar nuclear weapon test.
September 24 » The top-secret Clifford-Elsey Report on the Soviet Union is delivered to President Truman.
October 22 » Operation Osoaviakhim takes place, recruiting of thousands of military-related technical specialists from the Soviet occupation zone of post–World War II Germany for employment in the Soviet Union.
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/I39319.php : accessed February 12, 2026), "Lubbert Boersma (1868-1946)".
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