1
Author: Ruschenberger, W. S. W. 1807-1895.
Published 1884
Record Source: Published Materials
Subjects and Genres: '; ...Bridges, Robert, 1806-1882....
Book
2
Author: Gray, Edward G., 1964-2023.
Published 2016
Record Source: Published Materials
Subjects and Genres: '; ...Iron and steel bridges Pennsylvania Schuylkill River Design and construction History....
Book
3
Author: Sayenga, Donald.
Published 1983
Record Source: Published Materials
Subjects and Genres: '; ...Bridges Design and construction History....
Book
4
Author: Steinman, D. B. 1886-1960.
Published 1945
Record Source: Published Materials
Subjects and Genres: '; ...Bridges Design and construction....
Book