H.F. Barrows Manufacturing Company Building was created in 1900.
Krank Manufacturing Company building was created in 1926.
Buffalo Trunk Manufacturing Company Building was created in 1907.
Dundee Manufacturing Company was created in 1832.
Atwater Manufacturing Company was created in 1912.
Boston Manufacturing Company was created in 1813.
Colt's Manufacturing Company was created in 1847.
Best Manufacturing Company was created in 1871.
Duke Manufacturing Company was created in 1925.
Nashua Manufacturing Company was created in 1823.
Holt Manufacturing Company was created in 1883.
Amoskeag Manufacturing Company was created in 1831.
Gleaner Manufacturing Company was created in 1923.