January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
February 23 » Cuba leases Guantánamo Bay to the United States "in perpetuity".
July 19 » Maurice Garin wins the first Tour de France.
October 6 » The High Court of Australia sits for the first time.
October 13 » The Boston Red Sox win the first modern World Series, defeating the Pittsburgh Pirates in the eighth game.
December 14 » The Wright brothers make their first attempt to fly with the Wright Flyer at Kitty Hawk, North Carolina.
Day of death April 12, 1973
The temperature on April 12, 1973 was between -0.5 °C and 7.1 °C and averaged 3.1 °C. There was 3.3 mm of rain during 1.8 hours. There was 3.7 hours of sunshine (27%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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.
July 21 » In Lillehammer, Norway, Mossad agents kill a waiter whom they mistakenly thought was involved in the 1972 Munich Olympics Massacre.
August 14 » The Pakistan Constitution of 1973 comes into effect.
September 20 » Singer Jim Croce, songwiter and musician Maury Muehleisen and four others die when their light aircraft crashes on takeoff at Natchitoches Regional Airport in Louisiana.
November 14 » In the United Kingdom, Princess Anne marries Captain Mark Phillips, in Westminster Abbey.
December 1 » Papua New Guinea gains self-governance from Australia.
December 3 » Pioneer program: Pioneer 10 sends back the first close-up images of Jupiter.
When copying data from this family tree, please include a reference to the origin: Leo Eijskoot, "Family tree Eijskoot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijskoot/I2485.php : accessed January 6, 2026), "Adrianus Cornelis Vrijenhoek (1903-1973)".
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