The Second Geological Survey of Pennsylvania began after the Civil War and was overseen by J. P. Lesley, who became state geologist in 1875 and served in that capacity until 1889. This octavo volume focused on county maps, published in 1885, contains 62 double-page colored maps including 61counties and 1 map of Pennsylvania. In addition to the maps is 112 pp. of text which describe the progress of the surveying efforts and provides short accounts of the geologic features of each county. Maps are dated between 1878-1884. Professionally rebound in quarter leather and tips over marbled boards with gilt title on spine.

References:

Condition: A

Maps are near fine with just a few plates having faint color offsetting. Text is clean and tight, and the new binding is flawless.