Tuesday, September 15th
On this date in 1851, Fort Defiance was established.
On this date in 1857, the U.S. government signed the Overland Mail contract with John Butterfield.
On this date in 1902, a portion of Camp McDowell, abandoned by the military, was set aside as the Fort McDowell Reservation for Mohave-Apache Indians.
On this date in 1921, Maricopa Hall, the largest dormitory for women on the University of Arizona campus was completed and ready for occupancy.
On this date in 1927, a gash about 1,200 feet (366 metesr) long and varying in width suddenly opened in the earth near Picacho.
On this date in 1929, the tri-motored Fokker plane, “Arizonan,” owned by Southwest Air Service and piloted by Jack Frye, set an altitude record of 23,200 feet (7,071 .meters) .
On this date in 1929, articles of incorporation with the Arizona Corporation Commission were established for a new broadcasting station in Phoenix. The new station, KAR, would be 1,000 watts and represent an investment of $100,000.