Research throws new lights on murder of U. S. marshal Author R. G. Willson Article Date June 8, 1958 Journal Title Ariz Days & Ways
First marshal was noted gunman Author R. G. Willson Article Date November 26, 1972 Journal Title Arizona
Arizona's 'Most Notorious' marshal was Lincoln's discovery Author A. Bushnell Article Date February 10 1973 Journal Title Ole (Tucson Daily Citizen)
Arizona's first marshall: United States Marshal Milton B. Duffield Author B. Sacks Article Date Summer 1967 Journal Title J Ariz Hist
Arizona's first marshall: United States Marshal Milton B. Duffield Author B. Sacks Article Date Spring 1967 Journal Title J Ariz Hist
Arizona's first marshall Author R. G. Willson Article Date May 4, 1958 Journal Title Ariz Days & Ways