The temperature on October 25, 1923 was between 9.0 °C and 14.0 °C and averaged 10.9 °C. There was 1.4 mm of rain. There was 3.6 hours of sunshine (36%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 9 » Juan de la Cierva makes the first autogyro flight.
March 3 » TIME magazine is published for the first time.
May 26 » The first 24 Hours of Le Mans was held and has since been run annually in June.
June 18 » Checker Taxi puts its first taxi on the streets.
September 26 » The German government accepts the occupation of the Ruhr.
October 6 » The Turkish National Movement enters Constantinople.
Day of death September 21, 1972
The temperature on September 21, 1972 was between 2.8 °C and 17.9 °C and averaged 9.9 °C. There was -0.1 mm of rain. There was 8.6 hours of sunshine (70%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
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.
February 10 » Ras Al Khaimah joins the United Arab Emirates, now making up seven emirates.
February 15 » Sound recordings are granted U.S. federal copyright protection for the first time.
June 30 » The first leap second is added to the UTC time system.
November 8 » American pay television network Home Box Office (HBO) launches, initially transmitting to 365 Teleservice Cable subscribers in Wilkes-Barre, Pennsylvania. First operating as a Northeastern U.S.-based regional service, HBO was one of the first cable-originated television channels. HBO's inaugural programming that evening consisted of its first event telecast—an NHL hockey game between the New York Rangers and the Vancouver Canucks, and its first movie presentation—the 1971 Paul Newman–Henry Fonda film Sometimes a Great Notion.
November 30 » Vietnam War: White House Press Secretary Ron Ziegler tells the press that there will be no more public announcements concerning American troop withdrawals from Vietnam because troop levels are now down to 27,000.
December 11 » Apollo 17 becomes the sixth and final Apollo mission to land on the Moon.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I11245.php : accessed January 24, 2026), "Claudius Blokker (1923-1972)".
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