Suggested Topics within your search.
Suggested Topics within your search.
Railroads
59
Early works to 1850
26
Canals
14
Surveying
4
Design and construction
3
Transportation
3
Coal
2
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21
Published 1848
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
22
Published 1836
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
23
Published 1850
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
24
Published 1836
Subjects and Genres: ';
“...Railroads Pennsylvania Early works....”
Record Source:
Published Materials
Book
25
Published 1838
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
26
Author:
Haines, George.
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
27
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1950....”
Book
28
Author:
Haines, George.
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
29
Published 1838
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
30
Author:
Hemphill, Joseph, 1770-1842.
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
31
Published 1839
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Serial
32
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Book
33
Published 1837
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
34
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Book
35
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Book
36
Published 1835
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
37
Published 1839
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
38
Published 1830
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
39
Published 1835
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book
40
Published 1839
Subjects and Genres: ';
“...Railroads Pennsylvania Early works to 1850....”
Record Source:
Published Materials
Book