"Notes of the Industries". American Manufacturer and Iron World. 76 (11). Pittsburgh: National Iron and Steel Pub. Co.: 328 March 16, 1905. OCLC7824071.
"Notes of the Industries". American Manufacturer and Iron World. 76 (11). Pittsburgh: National Iron and Steel Pub. Co.: 328 March 16, 1905. OCLC7824071.