April 14 » James Cash Penney opens his first store in Kemmerer, Wyoming.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
Day of death April 10, 1968
The temperature on April 10, 1968 was between -1.2 °C and 9.9 °C and averaged 4.5 °C. There was 9.5 hours of sunshine (70%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 13 » Johnny Cash performs live at Folsom State Prison.
January 24 » Vietnam War: The 1st Australian Task Force launches Operation Coburg against the North Vietnamese Army and Viet Cong during wider fighting around Long Bình and Biên Hòa.
October 2 » Mexican President Gustavo Díaz Ordaz orders soldiers to suppress a demonstration of unarmed students, ten days before the start of the 1968 Summer Olympics.
October 5 » A Northern Ireland Civil Rights Association march in Derry is violently suppressed by police.
December 9 » Douglas Engelbart gave what became known as "The Mother of All Demos", publicly debuting the computer mouse, hypertext, and the bit-mapped graphical user interface using the oN-Line System (NLS).
December 31 » The first flight of the Tupolev Tu-144, the first civilian supersonic transport in the world.
Day of burial April 13, 1968
The temperature on April 13, 1968 was between 1.0 °C and 10.6 °C and averaged 6.4 °C. There was 0.1 mm of rain. There was 1.2 hours of sunshine (9%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Marcel de Ruiter, "Genealogy de Ruiter", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-de-ruiter/I5554.php : accessed June 2, 2024), "Cornelis Johannes de Ruiter (1902-1968)".
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