Relief shown by hachures.
Shows counties, cities, towns, military posts, existing and proposed railroads for all but the upper panhandle of Texas; reefs, lighthouses, railroads, and coastal detail for Galveston Bay area.
"Entered according to Act of Congress, in the year 1860 by S. Augustus Mitchell, Jr. in the Clerks Office of the District Court of the U.S. for the Eastern District of Pennsylvania."
Prime meridians: Greenwich and Washington.
Inset: Galveston Bay and vicinity.
In lower right margin: "34."