SMITH, CHARLES SHALER. _Comparative analysis of the Fink, Murphy, Bollman and triangular trusses._ Baltimore, 1865. SMITH, WILLIAM P. _The book of the great railway celebrations of 1857._ Baltimore, 1858. TYRRELL, HENRY G. _History of bridge engineering._ Chicago, 1911. WHIPPLE, SQUIRE. _Bridge building._ Albany, New York, 1869. U.S. GOVERNMENT PRINTING OFFICE: 1964 For sale by the Superintendent of Documents, U.S. Government Printing Office Washington D.C. 20402 - Price 70 cents INDEX Bollman, W., and Company, 91, 92 Bollman, Wendel, 79, 80, 85, 88, 94 Clark, John, 91 Fink, Albert, 79, 91 Grubenmann, Hans, 85 Grubenmann, Johann Ulrich, 85 Haupt, Herman, 96 Knight, ----, 83 Latrobe, Benjamin H., 82, 83, 85, 87 Long, Stephen H., 85 Meigs, M. C., 96 Morris, Tasker and Company, 94 Mount Clair shops, 83, 89, 92 Patapsco Bridge and Iron Works, 92, 95 Phoenix Iron Works, 92 Pratt, Thomas W., 91 Reeves, Samuel J., 92, 95 Roebling, John A., 83, 90 Savage Factory, 88 Stephenson, Robert, 90 Tegmeyer, John H., 91 Town, Ithiel, 85 Wernwag, Lewis, 89 Whipple, Squire, 79, 83, 87, 91, 95 Whistler, George W., 83 Winans, Ross, 83 Wright, Benjamin, 83