The temperature on October 31, 1911 was between 5.1 °C and 11.7 °C and averaged 8.5 °C. There was 3.2 mm of rain. There was 6.4 hours of sunshine (66%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
March 29 » The M1911 .45 ACP pistol becomes the official U.S. Army side arm.
May 15 » More than 300 Chinese immigrants are killed in the Torreón massacre when the forces of the Mexican Revolution led by Emilio Madero take the city of Torreón from the Federales.
July 24 » Hiram Bingham III re-discovers Machu Picchu, "the Lost City of the Incas".
October 24 » Orville Wright remains in the air nine minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina.
Day of death April 1, 1986
The temperature on April 1, 1986 was between -0.1 °C and 8.5 °C and averaged 4.9 °C. There was -0.1 mm of rain. There was 5.8 hours of sunshine (45%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 9 » Halley's Comet last appeared in the inner Solar System.
March 4 » The Soviet Vega 1 begins returning images of Halley's Comet and the first images of its nucleus.
May 7 » Canadian Patrick Morrow becomes the first person to climb each of the Seven Summits.
October 11 » Ronald Reagan and Mikhail Gorbachev meet in Iceland to continue discussions about scaling back IRBM arsenals in Europe.
October 29 » British Prime Minister Margaret Thatcher opens the last stretch of the M25 motorway.
November 6 » Sumburgh disaster: A British International Helicopters Boeing 234LR Chinook crashes 2⁄2 miles east of Sumburgh Airport killing 45 people. It is the deadliest civilian helicopter crash on record.
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I16929.php : accessed February 17, 2026), "Johannes de Boef (1911-1986)".
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