The temperature on October 21, 1915 was between 2.8 °C and 12.5 °C and averaged 7.1 °C. There was 2.6 hours of sunshine (25%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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 » German strategic bombing during World War I: German zeppelins bomb the towns of Great Yarmouth and King's Lynn in the United Kingdom killing at least 20 people, in the first major aerial bombardment of a civilian target.
April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
June 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
August 17 » A Category 4 hurricane hits Galveston, Texas with winds at 135 miles per hour (217km/h).
December 20 » World War I: The last Australian troops are evacuated from Gallipoli.
When copying data from this family tree, please include a reference to the origin: Mark Apeldoorn, "Mark Apeldoorn Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/mark-apeldoorn-family-tree/P128.php : accessed May 11, 2025), "Willem Jan Apeldoorn (1913-1915)".
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