Designer and Builders of Wrought Iron and Steel,
Railroad and Highway Bridges,
Both Permanent and Draw Spans,
also Elevated Railroads,
Iron Viaducts, Piers, Turn-Tables.
Rochester Bridge and Iron Works
Successors to Alden and Lassig and Leighton Bridge and Iron Works
Plate Girders, Roof Tansk and General Iron WOrk for Buildings,
Also Continuous Riveted Wrought Iron Pipe, with Expansion Joint.
Capacity of Works: 1500 Tons Per Month.
John F. Alden.
Rochester, NY July 17th, 1889

Theodore Cooper, C.E.
35 Broadway N.Y.C.
Dear Sir:-
I send you herewith photo of the illows Falls Bridge as built in these shops,
thinking it might be of interest to you as substandiating Mr. [undeciferable name] 
remarks made in discussion of your paper before the late Committies of A.S.C.E.
Had I known you were in want of such data it would have given me a chance to repay your 
kindness in answering my various questions having pon your specifications.
Yours truly,
Alfred M. Moss
Asst. Eng.