The temperature on August 4, 1904 was between 16.0 °C and 30.4 °C and averaged 23.1 °C. There was 11.5 hours of sunshine (75%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 7 » The distress signal "CQD" is established only to be replaced two years later by "SOS".
February 8 » Battle of Port Arthur: A surprise torpedo attack by the Japanese at Port Arthur, China starts the Russo-Japanese War.
February 22 » The United Kingdom sells a meteorological station on the South Orkney Islands to Argentina; the islands are subsequently claimed by the United Kingdom in 1908.
June 16 » Eugen Schauman assassinates Nikolay Bobrikov, Governor-General of Finland.
October 27 » The first underground New York City Subway line opens, later designated as the IRT Broadway–Seventh Avenue Line.
December 6 » Theodore Roosevelt articulated his "Corollary" to the Monroe Doctrine, stating that the U.S. would intervene in the Western Hemisphere should Latin American governments prove incapable or unstable.
Day of marriage May 2, 1930
The temperature on May 2, 1930 was between 5.6 °C and 19.8 °C and averaged 13.4 °C. There was 11.3 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 6 » The first diesel-powered automobile trip is completed, from Indianapolis, Indiana, to New York, New York.
February 3 » Communist Party of Vietnam is founded at a "Unification Conference" held in Kowloon, British Hong Kong.
February 16 » The Romanian Football Federation joins FIFA.
May 7 » The 7.1 Mw Salmas earthquake shakes northwestern Iran and southeastern Turkey with a maximum Mercalli intensity of IX (Violent). Up to three-thousand people were killed.
June 9 » A Chicago Tribune reporter, Jake Lingle, is killed during rush hour at the Illinois Central train station by Leo Vincent Brothers, allegedly over a $100,000 gambling debt owed to Al Capone.
June 21 » One-year conscription comes into force in France.
Day of death March 6, 1967
The temperature on March 6, 1967 was between 1.7 °C and 10.0 °C and averaged 7.0 °C. There was 1.0 hours of sunshine (9%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 27 » Cold War: The Soviet Union, the United States, and the United Kingdom sign the Outer Space Treaty in Washington, D.C., banning deployment of nuclear weapons in space, and limiting use of the Moon and other celestial bodies to peaceful purposes.
April 28 » Vietnam War: Boxer Muhammad Ali refuses his induction into the United States Army and is subsequently stripped of his championship and license.
August 25 » George Lincoln Rockwell, founder of the American Nazi Party, is assassinated by a former member of his group.
October 29 » Montreal's World Fair, Expo 67, closes with over 50 million visitors.
November 9 » Apollo program: NASA launches the unmanned Apollo 4 test spacecraft atop the first Saturn V rocket from Cape Kennedy, Florida.
November 30 » Pro-Soviet communists in the Philippines establish Malayang Pagkakaisa ng Kabataan Pilipino as its new youth wing.
When copying data from this family tree, please include a reference to the origin: W. Rovers, "Family tree Ro(o)vers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_rovers/I16005.php : accessed January 11, 2026), "Antoon Ploegmakers (1904-1967)".
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