SPECIAL COLLECTIONS Morrell, Daniel Johnson, 1821-1885. SCH United States Revenue Commission. -T859 The manufacture of railroad iron. -B65L Interrogatories of the Commission, with no. answers. [Philadelphia?] American Iron and Steel Association [18667] 20 p. 26cm. Appendix: p. [9]-20, by D.J. Morrell. No. [5] in a volume with the binder's title: Manufacturers! catalogs. 1. Iron indus and trade—uvU.S. as taritt—U.S@ 3. Railroads—Rails. 4. Cambria Steel Company. LCS