The temperature on January 17, 1915 was between 0.6 °C and 6.0 °C and averaged 2.7 °C. There was 2.8 mm of rain. There was 3.5 hours of sunshine (42%). The average windspeed was 4 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 17 » Russia defeats Ottoman Turkey in the Battle of Sarikamish during the Caucasus Campaign of World War I.
January 19 » Georges Claude patents the neon discharge tube for use in advertising.
January 28 » An act of the U.S. Congress creates the United States Coast Guard as a branch of the United States Armed Forces.
April 24 » The arrest of 250 Armenian intellectuals and community leaders in Istanbul marks the beginning of the Armenian Genocide.
June 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of marriage May 28, 1942
The temperature on May 28, 1942 was between 11.5 °C and 17.5 °C and averaged 14.6 °C. There was 4.7 mm of rain during 1.1 hours. There was 0.7 hours of sunshine (4%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 11 » World War II: Second day of the Battle of Bukit Timah is fought in Singapore.
February 24 » An order-in-council passed under the Defence of Canada Regulations of the War Measures Act gives the Canadian federal government the power to intern all "persons of Japanese racial origin".
April 8 » World War II: Siege of Leningrad: Soviet forces open a much-needed railway link to Leningrad.
April 15 » The George Cross is awarded "to the island fortress of Malta" by King George VI.
July 4 » World War II: The 250-day Siege of Sevastopol in the Crimea ends when the city falls to Axis forces.
September 20 » The Holocaust in Ukraine: In the course of two days a German Einsatzgruppe murders at least 3,000 Jews in Letychiv.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I61590.php : accessed February 14, 2026), "Roelf Bosch (1915-)".
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