Plan of Salem, 1820

Plan of the town of Salem in the commonwealth of Massachusetts, from actual surveys, made in the years 1796 & 1804; with the improvements and alterations since that period as surveyed.

Physical copy is availble at the Salem Public Library in the Salem–Maps vertical file.
Map is also available in the book Mr. Samuel McIntire, carver, the architect of Salem (B/McIntire,S./K).
For a high-quality digital copy, go to the Leventhal Map Center.