Associated Factory Mutual Fire Insurance Companies. Exeter Manufacturing Company, et al. "Pittsfield Mill," Pittsfield, N.H. Boston, Mass.: Associated Factory Mutual Fire Insurance Companies, 1947. Surveyed January 7, 1947. Surveyed by M. P. Strong; traced by A. L. Hanson. 1 sheet. Includes plan of buildings (with dimensions), elevation views of individual buildings (with functions of building floors and rooms), and surroundings, including numerous dwellings. Also includes brief description of property, power, stock and product, and existing water sources and fire protection resources. Lacks isometric view of buildings. Updated information dated 4-47 pasted onto map. Pencilled in lower right corner: "Can. 10/31/48." Serial number 33525, replaces 13955. Index number 6724. Scale 1:600, 1 in. = 50 ft. 53 x 67.5 cm. (OCLC)