May 7 » In Saint Petersburg, Russian scientist Alexander Stepanovich Popov demonstrates to the Russian Physical and Chemical Society his invention, the Popov lightning detector—a primitive radio receiver. In some parts of the former Soviet Union the anniversary of this day is celebrated as Radio Day.
June 28 » The United States Court of Private Land Claims rules James Reavis’s claim to Barony of Arizona is "wholly fictitious and fraudulent."
October 21 » The Republic of Formosa collapses as Japanese forces invade.
November 5 » George B. Selden is granted the first U.S. patent for an automobile.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
December 28 » The Lumière brothers perform for their first paying audience at the Grand Cafe in Boulevard des Capucines.
Day of marriage May 5, 1921
The temperature on May 5, 1921 was between 0.6 °C and 12.2 °C and averaged 6.6 °C. There was 1.9 mm of rain. There was 9.2 hours of sunshine (61%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 21 » Constituent Assembly of the Democratic Republic of Georgia adopts the country's first constitution.
March 17 » The Second Polish Republic adopts the March Constitution.
August 14 » Tannu Uriankhai, later Tuvan People's Republic is established as a completely independent country (which is supported by Soviet Russia).
September 7 » In Atlantic City, New Jersey, the first Miss America Pageant, a two-day event, is held.
October 13 » Soviet republics sign the Treaty of Kars to formalize the borders between Turkey and the South Caucasus states.
October 26 » The Chicago Theatre opens.
Day of death June 22, 1962
The temperature on June 22, 1962 was between 13.0 °C and 20.7 °C and averaged 17.3 °C. There was 2.9 hours of sunshine (17%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
July 6 » As a part of Operation Plowshare, the Sedan nuclear test takes place.
July 23 » Jackie Robinson becomes the first African American to be inducted into the National Baseball Hall of Fame.
August 31 » Trinidad and Tobago becomes independent.
September 8 » Last run of the famous Pines Express over the Somerset and Dorset Railway line (UK) fittingly using the last steam locomotive built by British Railways, BR Standard Class 9F 92220 Evening Star.
December 9 » The Petrified Forest National Park is established in Arizona.
When copying data from this family tree, please include a reference to the origin: Alle Elbers, "Sluzigers (e.a.)", database, Genealogy Online (https://www.genealogieonline.nl/sluzigers/I134547.php : accessed December 27, 2025), "Dorothea Batteram (1895-1962)".
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