1
Published 1909
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction....
Book
2
Subjects and Genres: '; ...Railroads Design and construction Pennsylvania....
Book
3
Author: Richards, Joseph T.
Published 1898
Record Source: Published Materials
Subjects and Genres: '; ...Pennsylvania Railroad....
Book
4
Author: Toogood, Anna Coxe.
Published 1973
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction History....
Book
5
Published 1857
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Costs Pennsylvania....
Book
6
Published 1857
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Costs Pennsylvania....
Book
7
Published 1831
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Maryland....
Book
8
Author: Jervis, John Bloomfield, 1795-1885.
Published 1860
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction....
Book
10
Author: Faries, Robert.
Published 1851
Record Source: Published Materials
Subjects and Genres: '; ...Allegheny Portage Railroad....
Book
11
Author: Winans, Ross, 1796-1877.
Published 1857
Record Source: Published Materials
Subjects and Genres: '; ...Baltimore and Ohio Railroad Company....
Book
12
Published 1828
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Maryland....
Serial
13
Published 1839
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Pennsylvania....
Serial
14
15
Published 1855
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Pennsylvania Design and construction....
Book
16
Published 1839
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Costs Pennsylvania....
Book
17
Published 1858
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Pennsylvania....
Serial
18
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Pennsylvania....
Serial
19
Published 1854
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Pennsylvania Design and construction....
Book
20
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Pennsylvania....
Serial