Dr. William Spiller. The two published their results the following year.<ref>[http://www.cambridge.org/us/catalogue/catalogue.asp?isbn=9780521114523&ss=exc Frederick A. Lenz, et al., The Human Pain System: Experimental and Clinical Perspectives]</ref> The legislatures of both Ohio and Kansas ratified the proposed 16th Amendment to the United States Constitution, providing for the collection of a federal income tax. After a discovery was made in 1953 questioning Ohio's statehood, the validity of the 16th Amendment was challenged, although 41 other states also ratified the amendment. Born: Busher Jackson, Canadian NHL player and Hall of Fame enshrinee; in Toronto (d. 1966) Ken Nelson, American record producer and Country Music Hall of Fame enshrinee; in Caledonia, Minnesota (d. 2008) January 20, 1911 (Friday) Dr. Walter Bradford Cannon first had the insight of a connection between stress, increased secretions of adrenaline and higher levels of glucose in the blood, writing in his scientific diary, "Got idea that adrenals in excitement serve to affect muscular power and mobilize sugar for muscular use—thus in a wild state readiness for fight or run. flight or fight!" A fire in a mine at Sosnowiec in Russian Poland killed 40 coal miners. Died: Solomon Dresser, 68, founder of S.R. Dresser Manufacturing Co., predecessor to Dresser Industries. January 21, 1911 (Saturday) The National Progressive Republican League was organized by a group of Republican Party members who were dissatisfied with the U.S. President William Howard Taft. Meeting at the Washington, D.C. home of Senator Robert M. La Follette, Sr. were 15 U.S. Senators and 13 U.S. Representatives. In 1912, former President Theodore Roosevelt was nominated by the Progressives to run against Taft and Woodrow Wilson in the presidential election. By a margin of 31,742 for and 13,399 against, voters in the territory of New Mexico approved the proposed State Constitution, clearing the way for Congress to consider it for statehood.Le Baron Prince, A Concise History of New Mexico (1914), in timelines.com January 22, 1911 (Sunday) Philip Orin Parmelee set a new airplane flight endurance record, keeping a Wright Flyer in the air for 3 hours and 40 minutes over San Francisco. Born: Bruno Kreisky, Chancellor of Austria 1970–1983; in Vienna (d. 1990) Mary Hayley Bell, English dramatist, wife of Sir John Mills (d. 2005) January 23, 1911 (Monday) Bestselling author David Graham Phillips was murdered in New York by a man who had been offended by his latest novel, The Fashionable Adventures of Joshua Craig. Fitzhugh Goldsborough shot Phillips