This is an Arc/Info database version of Bulletin 2064-C, Plate 1, from

P.K. Link, J.B. Mahoney, D.J. Bruner, L.D. Batatian, Eric Wilson,
and F.J.C. Williams, 1995, Stratigraphic setting of sediment-hosted mineral
deposits in the eastern part of the Hailey 1x2 quadrangle and part of the
southern part of the Challis 1x2 quadrangle, south-central Idaho, and is titled
"Geologic map of outcrop areas of sedimentary units in the eastern part of the
Hailey 1x2 Quadrangle and part of the southern part of the Challis 1x2
Quadrangle, south-central Idaho".

The original stable base printing sheets were digitized and attributed for 
Nancy Shock by TechniGraphic System, Inc. of Fort Collins Colorado.  Greg Green
edited and prepared the digital version for release as a GIS database.