1 map : color ; sheet 107 x 139 cm + 1 booklet (57 pages ; 28 cm.)
OCLC
ocm17394659
Cartographic Data
Scale 1:125,000
(W 73⁰45ʹ--W 71⁰45ʹ/N 42⁰03ʹ--N 41⁰00ʹ)
Includes index of detailed geologic maps, ancillary map of geologic terranes, correlation and description of map units, col. cross section, and glossary.