Topographical map ... of the South mountains in Adams, Franklin, Cumberland and York counties /
Surveyed and drawn by Ambrose E. Lehman, from 1875 to 1885. Scale 1600 ft. to one inch. And geological maps of Adams county, by Persifor Frazer, jr., and of Cumberland and Franklin counties, by R. H. Sanders.

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Full view   no.D5 University of Michigan
Full view   no.D6 University of Michigan