1904: The Arizona Cattle Growers Association is organized in Phoenix.
1921: Orders are received by Adj. Gen. Walter S. Ingalls from Washington, D.C., to ship all horses used by Cavalry troops of the Arizona National Guard to Carlsbad, N.M. All Cavalry troops were to be converted into the 158th Infantry.
1925: Construction begins at Picacho for a new main line of the Southern Pacific Railroad to Phoenix.
1936: The Associated Press wire service is established in Phoenix. Two teletypewriters linked Arizona directly for the first time to the worldwide AP network.
1964: Gov. Paul Fannin officially opens the University of Arizona's new solar-powered desalinization plant — the world's largest in Puerto Penasco, Mexico.
1979: Nogales-born jazz musician Charles Mingus, Jr. dies at the age of 56 in Cuernavaca, Mexico. He had ALS, otherwise known as Lou Gehrig's disease.
He was an innovative jazz bassist and composer who toured with Louis Armstrong and played with the Lionel Hampton band.
His 1963 work "The Black Saint and the Sinner Lady" was described by Allmusic as "one of the greatest achievements in orchestration by any composer in jazz history."
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