This map is altogether a personal and private contribution. Anything of historical interest to Bostonians is looked upon by the author as appropriate material.
Prime meridians: Washington, D.C. & Greenwich.; Below lower left margin: Entered according to Act of Congress in the year 1849 by W. Williams in the Clerks Office of the District Court of the Eastern District of Pennsylvania.; Removed from: Williams, Wellington. Appleton's southern and western travellers' guide. New York: D. Appleton & Co., 1850.
40 x 50 centimeters, on sheet 43 x 56 centimeters
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