(en) « Arizona silver belt », : « Al Sieber who came in from Pinto creek last Tuesday, informed us that a great deal of development work has been done on the Mines in that part of Globe district, which is attracting much attention. Seventy-two claims, covering practically the whole gulch, have been bonded to an eastern syndicate. »
tombstonehistoryarchives.com
(en) Carol Mitchell, « Lady Sadie », True West Magazine, february–march 2001 (lire en ligne).
(en) Carol Mitchell, « Lady Sadie », True West Magazine (consulté le ).
