January 31 » Czechoslav Trade Union Association is founded in Prague.
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 12 » Tirah Campaign: In the Battle of Saragarhi, ten thousand Pashtun tribesmen suffer several hundred casualties while attacking 21 Sikh soldiers in British service.
Day of marriage July 15, 1925
The temperature on July 15, 1925 was between 12.8 °C and 27.0 °C and averaged 20.1 °C. There was 0.1 mm of rain. There was 11.7 hours of sunshine (72%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. 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.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
February 15 » The 1925 serum run to Nome: The second delivery of serum arrives in Nome, Alaska.
February 21 » The New Yorker publishes its first issue.
May 1 » The All-China Federation of Trade Unions is officially founded. Today it is the largest trade union in the world, with 134million members.
August 9 » A train robbery takes place in Kakori, near Lucknow, India.
November 28 » The Grand Ole Opry begins broadcasting in Nashville, Tennessee, as the WSM Barn Dance.
December 11 » Roman Catholic papal encyclical Quas primas introduces the Feast of Christ the King.
Day of death August 21, 1946
The temperature on August 21, 1946 was between 10.7 °C and 16.1 °C and averaged 14.1 °C. There was 1.0 mm of rain during 1.3 hours. There was 0.4 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
When copying data from this family tree, please include a reference to the origin: Jan den Hengst, "Family tree Den Hengst / Elfferich", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-den-hengst-elfferich/I34831.php : accessed May 12, 2024), "Johannes Jacobus van Biemen (1897-1946)".
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