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.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
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 2 » Serum run to Nome: Dog sleds reach Nome, Alaska with diphtheria serum, inspiring the Iditarod race.
February 15 » The 1925 serum run to Nome: The second delivery of serum arrives in Nome, Alaska.
February 28 » The Charlevoix-Kamouraska earthquake strikes northeastern North America.
April 18 » The International Amateur Radio Union is formed in Paris.
August 9 » A train robbery takes place in Kakori, near Lucknow, India.
September 17 » Frida Kahlo suffers near-fatal injuries in a bus accident in Mexico, causing her to abandon her medical studies and take up art.
Day of death June 30, 1943
The temperature on June 30, 1943 was between 12.2 °C and 21.7 °C and averaged 16.5 °C. There was 2.2 mm of rain during 0.3 hours. There was 7.5 hours of sunshine (45%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
March 5 » First Flight of the Gloster Meteor, Britain's first combat jet aircraft.
June 19 » The Philadelphia Eagles and Pittsburgh Steelers in the NFL merge for one season due to player shortages caused by World War II.
August 17 » World War II: The U.S. Seventh Army under General George S. Patton arrives in Messina, Italy, followed several hours later by the British 8th Army under Field Marshal Bernard Montgomery, thus completing the Allied conquest of Sicily.
August 31 » USSHarmon, the first U.S. Navy ship to be named after a black person, is commissioned.
September 14 » World War II: The Wehrmacht starts a three-day retaliatory operation targeting several Greek villages in the region of Viannos, whose death toll would eventually exceed 500 persons.
December 15 » World War II: The Battle of Arawe begins during the New Britain campaign.
When copying data from this family tree, please include a reference to the origin: Arjan Lucas, "Familie uit het Westland", database, Genealogy Online (https://www.genealogieonline.nl/familie-uit-het-westland/I115761.php : accessed June 10, 2024), "Helena Maria Vollebregt (1897-1943)".
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