I have now posted two larger images on another server:
- an enlarged image of the lower right-hand corner (showing the date, title, and the name John W. Proctor, the man who created map).
- a full photo of the entire map.
Fortunately the Danvers Archival Center has copies of this published map. And the Norman B. Leventhal Map & Education Center at the Boston Public Library has a copy that is viewable online: