The temperature on April 23, 1915 was between 0.1 °C and 11.3 °C and averaged 6.5 °C. There was 9.0 hours of sunshine (63%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. 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 19 » Georges Claude patents the neon discharge tube for use in advertising.
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.
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 23 » World War I: Italy joins the Allies, fulfilling its part of the Treaty of London.
July 1 » Leutnant Kurt Wintgens of the then-named German Deutsches Heer's Fliegertruppe army air service achieves the first known aerial victory with a synchronized machine-gun armed fighter plane, the Fokker M.5K/MG Eindecker.
July 16 » At Treasure Island on the Delaware River in the United States, the First Order of the Arrow ceremony takes place and the Order of the Arrow is founded to honor American Boy Scouts who best exemplify the Scout Oath and Law.
Day of death January 31, 1974
The temperature on January 31, 1974 was between 2.7 °C and 9.3 °C and averaged 6.0 °C. There was 0.7 mm of rain during 1.0 hours. There was 2.5 hours of sunshine (28%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
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.
February 22 » Samuel Byck attempts to hijack an aircraft at Baltimore/Washington International Airport with the intention of crashing it into the White House to assassinate Richard Nixon, but is killed by police.
April 6 » The Swedish pop band ABBA wins the Eurovision Song Contest with the song "Waterloo", launching their international career.
May 18 » Nuclear weapons testing: Under project Smiling Buddha, India successfully detonates its first nuclear weapon becoming the sixth nation to do so.
August 1 » Cyprus dispute: The United Nations Security Council authorizes the UNFICYP to create the "Green Line", dividing Cyprus into two zones.
September 1 » The SR-71 Blackbird sets (and holds) the record for flying from New York to London in the time of 1 hour, 54 minutes and 56.4 seconds at a speed of 1,435.587 miles per hour (2,310.353km/h).
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I208030.php : accessed October 22, 2026), "Gerhardus Couperus (1915-1974)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.