Associated Factory Mutual Fire Insurance Companies. Powdrell & Alexander, Inc. "Mill No. 3" (Connecticut Mills) (Cloth Working), Danielson, Conn. Boston, Mass.: Associated Factory Mutual Fire Insurance Companies, 1929. Surveyed October 8, 1929. Surveyed by F. P. O. Potter. 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 description of property, power and fuel, stock and product, and existing water sources and fire protection resources. Serial number 21480 (original survey). Index number 17492. Scale 1:600, 1 in. = 50 ft. 67 x 53.5 cm. (OCLC)