Associated Factory Mutual Fire Insurance Companies. United Elastic Corporation "Conant-Houghton Division" (Elastic Webbing), Littleton, Mass. Boston, Mass.: Associated Factory Mutual Fire Insurance Companies, 1939. Surveyed April 4, 1939. Surveyed by H. L. Rogers; traced by W. P. Filipow. 1 sheet. Includes plan of buildings (with dimensions), elevation views of individual buildings (with functions of building floors and rooms), isometric view of buildings, and surroundings. Also includes brief description of property, power, stock and product, and existing water sources and fire protection resources. Serial number 29116, replaces 20296. Index number 9465. Scale 1:600, 1 in. = 50 ft. 53 x 66.5 cm. (OCLC)