first edition Paperback
1980 · Denver
by Christopher, R. Patrick and Erwin N. Thompson, prepared by
Denver: Denver Service Center, Branch of Historic Preservation, Pacific Northwest/Western Team, National Park Service, 1980. Paperback. vi, 225p., 8.5x11 inches, tables, figures, photos, folding charts, maps and plans, plates, very good oversize paperback report in white wraps. (Inventory #: 204837)