The temperature on April 26, 1912 was between 4.5 °C and 19.0 °C and averaged 12.2 °C. There was 12.8 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 23 » The International Opium Convention is signed at The Hague.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
September 28 » The Ulster Covenant is signed by some 500,000 Ulster Protestant Unionists in opposition to the Third Irish Home Rule Bill.
October 7 » The Helsinki Stock Exchange sees its first transaction.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
November 27 » Spain declares a protectorate over the north shore of Morocco.
Day of marriage May 12, 1938
The temperature on May 12, 1938 was between 0.4 °C and 20.8 °C and averaged 12.6 °C. There was 12.9 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 28 » The World Land Speed Record on a public road is broken by Rudolf Caracciola in the Mercedes-Benz W195 at a speed of 432.7 kilometres per hour (268.9mph).
June 11 » Second Sino-Japanese War: The Battle of Wuhan starts.
July 3 » United States President Franklin D. Roosevelt dedicates the Eternal Light Peace Memorial and lights the eternal flame at Gettysburg Battlefield.
October 10 » Abiding by the Munich Agreement, Czechoslovakia completes its withdrawal from the Sudetenland.
November 14 » The Lions Gate Bridge, connecting Vancouver to the North Shore region, opens to traffic.
December 17 » Otto Hahn discovers the nuclear fission of the heavy element uranium, the scientific and technological basis of nuclear energy.
Day of death November 21, 1962
The temperature on November 21, 1962 was between -3.5 °C and 3.1 °C and averaged -0.5 °C. There was 0.7 hours of sunshine (8%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
March 4 » A Caledonian Airways Douglas DC-7 crashes shortly after takeoff from Cameroon, killing 111 - the worst crash of a DC-7.
May 19 » A birthday salute to U.S. President John F. Kennedy takes place at Madison Square Garden, New York City. The highlight is Marilyn Monroe's rendition of "Happy Birthday".
August 6 » Jamaica becomes independent from the United Kingdom.
August 20 » The NS Savannah, the world's first nuclear-powered civilian ship, embarks on its maiden voyage.
August 31 » Trinidad and Tobago becomes independent.
September 13 » An appeals court orders the University of Mississippi to admit James Meredith, the first African-American student admitted to the segregated university.
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/I211720.php : accessed October 19, 2026), "Wolter Hofman (1912-1962)".
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