April 2 » "Electric Theatre", the first full-time movie theater in the United States, opens in Los Angeles.
April 20 » Pierre and Marie Curie refine radium chloride.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
Day of marriage May 31, 1935
The temperature on May 31, 1935 was between 7.7 °C and 12.9 °C and averaged 10.2 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 28 » DuPont scientist Wallace Carothers invents nylon.
April 1 » India's central banking institution, The Reserve Bank of India, is formed.
May 29 » First flight of the Messerschmitt Bf 109 fighter aeroplane.
July 28 » First flight of the Boeing B-17 Flying Fortress.
September 8 » US Senator from Louisiana Huey Long is fatally shot in the Louisiana State Capitol building.
December 18 » The Lanka Sama Samaja Party is founded in Ceylon.
Day of death June 25, 1949
The temperature on June 25, 1949 was between 3.9 °C and 20.3 °C and averaged 12.9 °C. There was 12.5 hours of sunshine (75%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. 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).
January 20 » Point Four Program a program for economic aid to poor countries announced by United States President Harry S. Truman in his inaugural address for a full term as President.
January 26 » The Hale telescope at Palomar Observatory sees first light under the direction of Edwin Hubble, becoming the largest aperture optical telescope (until BTA-6 is built in 1976).
January 31 » These Are My Children, the first television daytime soap opera, is broadcast by the NBC station in Chicago.
April 28 » The Hukbalahap are accused of assassinating former First Lady of the Philippines Aurora Quezon, while she is en route to dedicate a hospital in memory of her late husband; her daughter and ten others are also killed.
June 5 » Thailand elects Orapin Chaiyakan, the first female member of Thailand's Parliament.
December 13 » The Knesset votes to move the capital of Israel to Jerusalem.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I14893.php : accessed February 2, 2026), "Harmannus Kiers (1902-1949)".
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