The temperature on February 20, 1912 was between 6.1 °C and 7.9 °C and averaged 6.9 °C. There was 7.1 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
April 2 » The ill-fated RMSTitanic begins sea trials.
August 6 » The Bull Moose Party meets at the Chicago Coliseum.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
September 2 » Arthur Rose Eldred is awarded the first Eagle Scout award of the Boy Scouts of America.
October 14 » Former president Theodore Roosevelt is shot and mildly wounded by John Flammang Schrank. With the fresh wound in his chest, and the bullet still within it, Roosevelt delivers his scheduled speech.
Day of marriage April 30, 1937
The temperature on April 30, 1937 was between 6.3 °C and 11.8 °C and averaged 8.4 °C. There was 5.6 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
May 21 » A Soviet station, North Pole-1, becomes the first scientific research settlement to operate on the drift ice of the Arctic Ocean.
July 29 » Tōngzhōu Incident: In Tōngzhōu, China, the East Hopei Army attacks Japanese troops and civilians.
September 10 » Nine nations attend the Nyon Conference to address international piracy in the Mediterranean Sea.
September 22 » Spanish Civil War: Peña Blanca is taken, ending the Battle of El Mazuco.
November 1 » Stalinists execute Pastor Paul Hamberg and seven members of Azerbaijan's Lutheran community.
December 16 » Theodore Cole and Ralph Roe attempt to escape from the American federal prison on Alcatraz Island in San Francisco Bay; neither is ever seen again.
Day of death May 7, 1973
The temperature on May 7, 1973 was between 6.0 °C and 12.8 °C and averaged 9.6 °C. There was 1.6 mm of rain during 1.1 hours. There was 2.2 hours of sunshine (14%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 4 » A Lockheed C-141 Starlifter, dubbed the Hanoi Taxi, makes the last flight of Operation Homecoming.
April 10 » Invicta International Airlines Flight 435 crashes in a snowstorm on approach to Basel, Switzerland, killing 108 people.
April 28 » The Dark Side of the Moon by Pink Floyd, recorded in Abbey Road Studios goes to number one on the US Billboard chart, beginning a record-breaking 741-week chart run.
September 20 » Singer Jim Croce, songwiter and musician Maury Muehleisen and four others die when their light aircraft crashes on takeoff at Natchitoches Regional Airport in Louisiana.
October 17 » OPEC imposes an oil embargo against countries they deem to have helped Israel in the Yom Kippur War.
December 1 » Papua New Guinea gains self-governance from Australia.
Day of burial May 11, 1973
The temperature on May 11, 1973 was between 2.6 °C and 12.5 °C and averaged 8.0 °C. There was 0.1 mm of rain during 0.1 hours. There was 11.7 hours of sunshine (76%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 14 » Elvis Presley's concert Aloha from Hawaii is broadcast live via satellite, and sets the record as the most watched broadcast by an individual entertainer in television history.
June 27 » The President of Uruguay Juan María Bordaberry dissolves Parliament and establishes a dictatorship.
July 21 » In Lillehammer, Norway, Mossad agents kill a waiter whom they mistakenly thought was involved in the 1972 Munich Olympics Massacre.
August 9 » Mars 7 is launched from the USSR.
August 14 » The Pakistan Constitution of 1973 comes into effect.
November 14 » The Athens Polytechnic uprising, a massive demonstration of popular rejection of the Greek military junta of 1967–74, begins.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Jan Borren", database, Genealogy Online (https://www.genealogieonline.nl/jan-borren/I8640.php : accessed February 6, 2026), "Ot Elbertsen (1912-1973)".
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