April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of death June 30, 1967
The temperature on June 30, 1967 was between 9.0 °C and 21.4 °C and averaged 16.5 °C. There was 10.9 hours of sunshine (65%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 14 » Counterculture of the 1960s: The Human Be-In takes place in San Francisco, California's Golden Gate Park, launching the Summer of Love.
June 2 » Luis Monge is executed in Colorado's gas chamber, in the last pre-Furman execution in the United States.
June 8 » Six-Day War: The USS Liberty incident occurs, killing 34 and wounding 171.
June 17 » Nuclear weapons testing: China announces a successful test of its first thermonuclear weapon.
September 15 » U.S. President Lyndon B. Johnson, responding to a sniper attack at the University of Texas at Austin, writes a letter to Congress urging the enactment of gun control legislation.
November 30 » Pro-Soviet communists in the Philippines establish Malayang Pagkakaisa ng Kabataan Pilipino as its new youth wing.
When copying data from this family tree, please include a reference to the origin: Sheldon Sickler, "Sickler Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/sickler-family-tree/P13857.php : accessed May 8, 2025), "Julia A Gray (1897-1967)".
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