January 12 » The National Trust is founded in the United Kingdom.
February 1 » Fountains Valley, Pretoria, the oldest nature reserve in Africa, is proclaimed by President Paul Kruger.
June 11 » Paris–Bordeaux–Paris, sometimes called the first automobile race in history or the "first motor race", takes place.
September 3 » John Brallier becomes the first openly professional American football player, when he was paid US$10 by David Berry, to play for the Latrobe Athletic Association in a 12-0 win over the Jeanette Athletic Association.
November 5 » George B. Selden is granted the first U.S. patent for an automobile.
December 28 » The Lumière brothers perform for their first paying audience at the Grand Cafe in Boulevard des Capucines.
Day of death September 15, 1973
The temperature on September 15, 1973 was between 8.2 °C and 25.0 °C and averaged 16.7 °C. There was 10.7 hours of sunshine (84%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. 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 14 » Elvis Presley's concert Aloha from Hawaii is broadcast live via satellite, and sets the record as the most watched broadcast by an individual entertainer in television history.
March 1 » Black September storms the Saudi embassy in Khartoum, Sudan, resulting in the assassination of three Western hostages.
May 14 » Skylab, the United States' first space station, is launched.
November 14 » The Athens Polytechnic uprising, a massive demonstration of popular rejection of the Greek military junta of 1967–74, begins.
November 17 » The Athens Polytechnic uprising against the military regime ends in a bloodshed in the Greek capital.
December 18 » Soviet Soyuz Programme: Soyuz 13, crewed by cosmonauts Valentin Lebedev and Pyotr Klimuk, is launched from Baikonur in the Soviet Union.
When copying data from this family tree, please include a reference to the origin: Ellen Stempher-Hellwig, "Family tree Hellwig", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hellwig/R144.php : accessed October 15, 2026), "Mai - Maria Barbara /Helwig (Mai - Maria Barbara) Hellewig (1895-1973)".
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