The temperature on September 14, 1968 was between 8.2 °C and 19.6 °C and averaged 14.1 °C. There was 11.0 mm of rain during 3.6 hours. There was 2.2 hours of sunshine (17%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
April 29 » The controversial musical Hair, a product of the hippie counter-culture and sexual revolution of the 1960s, opens at the Biltmore Theatre on Broadway, with some of its songs becoming anthems of the anti-Vietnam War movement.
August 2 » An earthquake hits Casiguran, Aurora, Philippines killing more than 270 people and wounding 261.
November 1 » The Motion Picture Association of America's film rating system is officially introduced, originating with the ratings G, M, R, and X.
November 11 » Vietnam War: Operation Commando Hunt initiated. The goal is to interdict men and supplies on the Ho Chi Minh trail, through Laos into South Vietnam.
November 17 » British European Airways introduces the BAC One-Eleven into commercial service.
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).
When copying data from this family tree, please include a reference to the origin: Michael L Canter, "Family Tree of Michael L Canter and Kelly J Martin", database, Genealogy Online (https://www.genealogieonline.nl/family-tree-canter-and-martin/P11620.php : accessed June 24, 2024), "Howard Paul Perdue (± 1917-1968)".
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