Great Allegheny bituminous coal field, south or first coal region, middle coal region, Wyoming coal region, anthracite region, Broad Top Mountain bituminous coal region, and other coal fields shown by shading. Shows railroads in red and canals in black. Names and distances (in miles) of each section are given. Shows ore deposits, water features, cities, settlements, state boundaries, and meridian of Washington. Oriented with north in upper right corner. Relief shown by hachures and spot heights. Depth shown by soundings. "Lith. of J. T. Bowen, 94, Walnut St. Philad.a." Companion text: Report to the directors of the Pequa Railroad and Improvement Company / [R. C. Cowling]. Philadelphia: T.K. and P.G. Collins, printers. 1849. 24p.
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