Philadelphia: Thomas, Cowperthwait & Co. 1854. unbound. Map. Engraving with original hand coloring. Image measures 11.5" x 14.5" very good(+).
Nice map of Maryland and Delaware divided into counties. Shows towns, major routes, railroads and waterways. Includes data on population and steam boat routes. From the "New Universal Atlas". Plate was originally published by Samuel Augustus Mitchell, who sold the copyright to Thomas, Cowperthwait & Company in 1850, which was in turn bought by Charles Desilver in 1856. Full original margins. Two small chips to bottom edge.