The temperature on September 30, 1914 was between 7.6 °C and 14.5 °C and averaged 10.3 °C. There was 1.6 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 1 » The SPT Airboat Line becomes the world's first scheduled airline to use a winged aircraft.
April 20 » Nineteen men, women, and children die in the Ludlow Massacre during a Colorado coal-miners' strike.
April 24 » The Franck–Hertz experiment, a pillar of quantum mechanics, is presented to the German Physical Society.
August 9 » Start of the Battle of Mulhouse, part of a French attempt to recover the province of Alsace and the first French offensive of World War I.
September 22 » A German submarine sinks three British cruisers over a seventy-minute period, killing almost 1500 sailors.
December 23 » World War I: Australian and New Zealand troops arrive in Cairo, Egypt.
Day of death January 28, 1991
The temperature on January 28, 1991 was between -2.4 °C and 5.9 °C and averaged 2.2 °C. There was 3.4 hours of sunshine (38%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
June 3 » Mount Unzen erupts in Kyūshū, Japan, killing 43 people, all of them either researchers or journalists.
June 15 » In the Philippines, Mount Pinatubo erupts in the second largest volcanic eruption of the 20th century, killing over 800 people.
July 1 » Cold War: The Warsaw Pact is officially dissolved at a meeting in Prague.
September 11 » Continental Express Flight 2574 crashes in Colorado County, Texas, near Eagle Lake, killing 11 passengers and three crew.
October 17 » 1991 Rudrapur bombings by Sikh separatists, who exploded two bombs, during a Ramlila Hindu celebration in Rudrapur, Uttarakhand, killing 41 people.
December 4 » Terry A. Anderson is released after seven years in captivity as a hostage in Beirut; he is the last and longest-held American hostage in Lebanon.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I12574.php : accessed March 6, 2026), "Dirk Welner (1914-1991)".
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