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.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of marriage August 6, 1927
The temperature on August 6, 1927 was between 18.0 °C and 26.3 °C and averaged 20.7 °C. There was 14.2 mm of rain. There was 3.2 hours of sunshine (21%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
March 15 » The first Women's Boat Race between the University of Oxford and the University of Cambridge takes place on The Isis in Oxford.
April 30 » The Federal Industrial Institute for Women opens in Alderson, West Virginia, as the first women's federal prison in the United States.
May 26 » The last Ford Model T rolls off the assembly line after a production run of 15,007,003 vehicles.
June 29 » The Bird of Paradise, a U.S. Army Air Corps Fokker tri-motor, completes the first transpacific flight, from the mainland United States to Hawaii.
September 22 » Jack Dempsey loses the "Long Count" boxing match to Gene Tunney.
December 8 » The Brookings Institution, one of the United States' oldest think tanks, is founded through the merger of three organizations that had been created by philanthropist Robert S. Brookings.
Day of death October 27, 1976
The temperature on October 27, 1976 was between 5.2 °C and 7.5 °C and averaged 6.4 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 5 » The Troubles: Gunmen shoot dead ten Protestant civilians after stopping their minibus at Kingsmill in County Armagh, Northern Ireland, UK, allegedly as retaliation for a string of attacks on Catholic civilians in the area by Loyalists, particularly the killing of six Catholics the night before.
June 29 » The Seychelles become independent from the United Kingdom.
July 10 » Four mercenaries (one American and three British) are executed in Angola following the Luanda Trial.
July 17 » The opening of the Summer Olympics in Montreal is marred by 25 African teams boycotting the games because of New Zealand's participation. Contrary to rulings by other international sports organizations, the IOC had declined to exclude New Zealand because of their participation in South African sporting events during apartheid.
September 17 » The Space Shuttle Enterprise is unveiled by NASA.
October 22 » Red Dye No. 4 is banned by the US Food and Drug Administration after it is discovered that it causes tumors in the bladders of dogs.
When copying data from this family tree, please include a reference to the origin: Wesley Brown, "The Brown Tree", database, Genealogy Online (https://www.genealogieonline.nl/the-brown-tree/P1137.php : accessed February 2, 2026), "Emma (Emily) McKinley (1897-1976)".
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