The temperature on May 24, 1912 was between 7.0 °C and 16.5 °C and averaged 11.5 °C. There was 0.1 mm of rain. There was 2.8 hours of sunshine (17%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
April 2 » The ill-fated RMSTitanic begins sea trials.
April 10 » RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
June 8 » Carl Laemmle incorporates Universal Pictures.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
Day of marriage August 8, 1940
The temperature on August 8, 1940 was between 13.2 °C and 21.2 °C and averaged 16.7 °C. There was 3.9 mm of rain during 1.9 hours. There was 5.0 hours of sunshine (33%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 7 » The second full-length animated Walt Disney film, Pinocchio, premieres.
February 27 » Martin Kamen and Sam Ruben discover carbon-14.
May 6 » John Steinbeck is awarded the Pulitzer Prize for his novel The Grapes of Wrath.
May 20 » The Holocaust: The first prisoners arrive at a new concentration camp at Auschwitz.
June 14 » World War II: The German occupation of Paris begins.
July 25 » General Henri Guisan orders the Swiss Army to resist German invasion and makes surrender illegal.
Day of death February 15, 1973
The temperature on February 15, 1973 was between 0.4 °C and 5.4 °C and averaged 2.5 °C. There was -0.1 mm of rain. There was 0.2 hours of sunshine (2%). 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 Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 11 » Major League Baseball owners vote in approval of the American League adopting the designated hitter position.
January 22 » In a bout for the world heavyweight boxing championship in Kingston, Jamaica, challenger George Foreman knocks down champion Joe Frazier six times in the first two rounds before the fight is stopped by referee Arthur Mercante.
April 4 » A Lockheed C-141 Starlifter, dubbed the Hanoi Taxi, makes the last flight of Operation Homecoming.
October 6 » Egypt and Syria launch coordinated attacks against Israel, beginning the Yom Kippur War.
October 21 » Fred Dryer of the Los Angeles Rams becomes the first player in NFL history to score two safeties in the same game.
November 25 » Georgios Papadopoulos, head of the military Regime of the Colonels in Greece, is ousted in a hardliners' coup led by Brigadier General Dimitrios Ioannidis.
When copying data from this family tree, please include a reference to the origin: R. Ratsma, "Family tree diverse families", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ratsma/I2978.php : accessed January 28, 2026), "Helena Maria Slässer (1912-1973)".
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