The temperature on August 20, 1915 was between 11.0 °C and 18.4 °C and averaged 14.4 °C. There was 2.2 mm of rain. There was 1.1 hours of sunshine (8%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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 13 » The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
January 19 » Georges Claude patents the neon discharge tube for use in advertising.
March 27 » Typhoid Mary, the first healthy carrier of disease ever identified in the United States is put in quarantine for the second time, where she would remain for the rest of her life.
May 7 » World War I: German submarine U-20 sinks RMS Lusitania, killing 1,198 people, including 128 Americans. Public reaction to the sinking turns many former pro-Germans in the United States against the German Empire.
May 22 » Three trains collide in the Quintinshill rail disaster near Gretna Green, Scotland, killing 227 people and injuring 246.
October 13 » First World War: The Battle of the Hohenzollern Redoubt marks the end of the Battle of Loos.
Day of death January 30, 1993
The temperature on January 30, 1993 was between -1.2 °C and 3.9 °C and averaged 1.1 °C. There was 1.1 hours of sunshine (12%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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.
January 13 » Space Shuttle program: Endeavour heads for space for the third time as STS-54 launches from the Kennedy Space Center.
March 22 » The Intel Corporation ships the first Pentium chips (80586), featuring a 60MHz clock speed, 100+ MIPS, and a 64 bit data path.
April 23 » Eritreans vote overwhelmingly for independence from Ethiopia in a United Nations-monitored referendum.
August 9 » The Liberal Democratic Party of Japan loses a 38-year hold on national leadership.
August 10 » Two earthquakes affect New Zealand. A 7.0 Mw shock (intensity VI (Strong)) in the South Island was followed nine hours later by a 6.4 Mw event (intensity VII (Very strong)) in the North Island.
September 9 » Israeli–Palestinian peace process: The Palestine Liberation Organization officially recognizes Israel as a legitimate state.
When copying data from this family tree, please include a reference to the origin: Harry Westerman, "Family tree Westerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-westerman/X11290.php : accessed February 3, 2026), "Roelf Mans Oving (1915-1993)".
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