Remarks upon the defects of railway tracks, and their remedy, [electronic resource] by the adoption of a new form of railway bar. By Benjamin H. Latrobe ...
Electronic text and image data. Ann Arbor, Mich. : University of Michigan, Digital Library Initiatives, 2000. Includes both TIFF files and keyword searchable text. [Making of America] This volume is made possible by a grant from the Andrew W. Mellon Foundation as part of Making of America IV: the American voice, 1850-1877.
