"Entered according to Act of Congress in the year 1846, by H.N. Burroughs, in the Clerks Office of the Eastern District of Pennsylvania."; Prime meridian: Washington.; Includes table: Steam boat routes.; Shows canals, railroads, roads, county seats, and cities and towns,; In upper right margin: 23.; Library copy has missing section from upper right margin.
S. Augustus Mitchell (publisher)
Mitchell, S. Augustus (Samuel Augustus), 1792-1868. (creator)
Burroughs, H. N. (contributor)
1847