Theory and practice.
A text-book for the use of students in colleges and technical schools.
Webb, W. Loring. (1903). Railroad construction: Theory and practice. 2d ed. New York: J. Wiley and sons.
Webb, Walter Loring, 1863-1941. Railroad Construction: Theory And Practice. 2d ed. New York: J. Wiley and sons, 1903.
Warning: These citations may not always be complete (especially for serials).