New York: Columbia University Press, 1929. First Edition. Original Cloth-Backed Boards. 12mo., 41pp., Illustrated.
Illustrated with portraits of the engineers included; John Steven 1768; James Renwick 1807; Horatio Allen 1823 and Alfred W. Craven 1829. Presentation copy, inscribed to Col. Samuel H. Fisher, signed with initials in 1932. A fine copy.