The temperature on June 16, 1890 was about 16.0 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 76%. Source: KNMI
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
June 1 » The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
July 1 » Canada and Bermuda are linked by telegraph cable.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
November 29 » The Meiji Constitution goes into effect in Japan, and the first Diet convenes.
Day of death May 2, 1951
The temperature on May 2, 1951 was between 7.8 °C and 16.5 °C and averaged 12.2 °C. There was 7.6 hours of sunshine (51%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
In The Netherlands , there was from March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
January 6 » Korean War: Beginning of the Ganghwa massacre, in the course of which an estimated 200–1,300 South Korean communist sympathizers are slaughtered.
April 22 » Korean War: The Chinese People's Volunteer Army begin assaulting positions defended by the Royal Australian Regiment and the Princess Patricia's Canadian Light Infantry at the Battle of Kapyong.
June 14 » UNIVAC I is dedicated by the U.S. Census Bureau.
July 10 » Korean War: Armistice negotiations begin at Kaesong.
July 16 » King Leopold III of Belgium abdicates in favor of his son, Baudouin I of Belgium.
September 4 » The first live transcontinental television broadcast takes place in San Francisco, from the Japanese Peace Treaty Conference.
When copying data from this family tree, please include a reference to the origin: Clemens Roos, "Roos Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_roos/I14.php : accessed March 2, 2026), "Maria Cornelia Roos (1890-1951)".
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