The writer is indebted for the material in this book to a goodly
number of the old-timers, from whose lips came much of which is
written in the following pages, and to numerous printed works which he
consulted, sometimes to authenticate data and sometimes to get
additional facts.
Among the former to whom he wishes to make acknowledgment are: Former
Sheriff John Ralphs, San Bernardino, California; Captain Harry C.
Wheeler, Douglas, Arizona; A. M. Franklin, Tucson, Arizona; Colonel
William Breckenbridge, Tucson, Arizona; Dr. D. T. MacDougal, Carnegie
Institution; William Lutley, Tombstone, Arizona; Judge Duncan,
Tombstone, Arizona; A. H. Gardner, Tombstone, Arizona; C. M. Cummings,
Tombstone, Arizona; Andy Smith, Tucson, Arizona; Guy C. Welch,
Tombstone, Arizona; Mr. and Mrs. John Slaughter, Douglas, Arizona;
James East, Douglas, Arizona; Horace Stillman, Douglas, Arizona; D. F.
McCarthy, Lipscomb, Texas; and the Arizona Pioneers' Association.
Among the latter are old files of the "Tombstone Epitaph" and other
Arizona newspapers; Manley's "Death Valley in '49"; Upton's "Pioneers
of Eldorado"; Ridge's "Life of Joaquin Murieta"; Dukes' "Famous
Criminal Cases"; Farish's "History of Arizona"; McClintock's "History
of Arizona"; Hittel's "History of California"; Bancroft's Works;
Visscher's "Pony Express"; G. D. Bradley's "Story of the Pony
Express"; "Overland Stage to California," by F. A. Root and W. E.
Connely; Inman's "Santa Fe Trail"; Humphreyville's "Twenty Years Among
Our Hostile Indians"; Richardson's "Beyond the Mississippi"; Bourke's
"On the Border With Crook"; J. Ross Brown's "Adventures in the Apache
Country"; Charles Siringo's "History of Billy the Kid"; Bard's "Life
of Billy Dixon, Scout and Plainsman"; Brown's "History of Texas."