Revision history of "Map of mines, prospects, and patented mining claims, and classification of mineral deposits in the Medicine Mountain 7 1/2 minute Quadrangle, Black Hills, South Dakota" (Q92516)
From geokb
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.