The temperature on March 30, 1895 was about 5.4 °C. There was 2 mm of rain. The airpressure was 74 cm mercury. The atmospheric humidity was 86%. Source: KNMI
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.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
November 28 » The first American automobile race takes place over the 54 miles from Chicago's Jackson Park to Evanston, Illinois. Frank Duryea wins in approximately 10 hours.
December 28 » The Lumière brothers perform for their first paying audience at the Grand Cafe in Boulevard des Capucines.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of death March 22, 1948
The temperature on March 22, 1948 was between 6.4 °C and 10.7 °C and averaged 7.9 °C. There was 6.9 hours of sunshine (56%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
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.
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).
May 24 » Arab–Israeli War: Egypt captures the Israeli kibbutz of Yad Mordechai, but the five-day effort gives Israeli forces time to prepare enough to stop the Egyptian advance a week later.
May 26 » The U.S. Congress passes Public Law 80-557, which permanently establishes the Civil Air Patrol as an auxiliary of the United States Air Force.
July 26 » U.S. President Harry S. Truman signs Executive Order 9981, desegregating the military of the United States.
August 25 » The House Un-American Activities Committee holds first-ever televised congressional hearing: "Confrontation Day" between Whittaker Chambers and Alger Hiss.
December 10 » The Human Rights Convention is signed by the United Nations.
December 11 » Arab–Israeli War: The United Nations passes General Assembly Resolution 194, creating a Conciliation Commission to mediate the conflict.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P13741.php : accessed January 9, 2026), "Constance Cary HARRISON (1895-1948)".
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