
Webb, Walter Loring Railroad Construction: Theory and Practice. a Textbook for the Use of Students in Colleges and Technical Schools

Webb, Walter Loring Railroad Engineering: An Authoritative Manual of Modern Practice in the Survey, Location, and Construction of Railroad Lines and Terminals, Their ... Economic Management of Railroad Corporations

Webb, Walter Loring Railroad Construction: Theory and Practice. a Textbook for the Use of Students in Colleges and Technical Schools