Description
Item Description:Relief shown by shading.
"2003."
Ancillary maps: Physiographic provinces of Pennsylvania -- Key to geologic ages and county names.
Includes text, 2 ancillary maps, list of credits, descriptive legend broken into geologic eras, and 2 col. logos of the DCNR and Pennsylvania Geological Survey.
Cartographic material.
Physical Description:1 map : color ; 83 x 112 cm.