1
Author: Wilson, William Hasell, 1811-1902.
Published 1852
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Pennsylvania Surveying....
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2
3
4
Author: Trautwine, John C. 1810-1883.
Published 1856
Record Source: Published Materials
Subjects and Genres: '; ...Lackawanna and Lanesboro railroad Co....
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5
Author: Welch, Ashbel, 1809-1882.
Published 1849
Record Source: Published Materials
Subjects and Genres: '; ...Belvidere Delaware Railroad....
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6
Author: Swift, J. G. 1783-1865.
Published 1828
Record Source: Published Materials
Subjects and Genres: '; ...Baltimore and Susquehanna Railroad Company....
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7
Author: Trautwine, John C. 1810-1883.
Published 1844
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Pennsylvania Surveying....
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8
Author: Wilder, R. A.
Published 1868
Record Source: Published Materials
Subjects and Genres: '; ...Manufacturers' and Consumers' Anthracite Railroad Company....
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9
Published 1835
Record Source: Published Materials
Subjects and Genres: '; ...Wilmington and Susquehanna Railroad....
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10
11
Author: Gay, Edward F.
Published 1848
Record Source: Published Materials
Subjects and Genres: '; ...West Chester and Philadelphia Railroad Co....
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12
Published 1838
Record Source: Published Materials
Subjects and Genres: '; ...Railroads United States Early works to 1850....
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13
Published 1833
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Surveying....
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14
Published 1857
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Costs Pennsylvania....
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15
Published 1838
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Ohio Early works to 1850....
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16
Published 1838
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Ohio Early works to 1850....
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17
Published 1857
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Design and construction Costs Pennsylvania....
Book
18
Published 1846
Record Source: Published Materials
Subjects and Genres: '; ...Cleveland and Pittsburg Railroad....
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19
Published 1849
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Maryland Surveying....
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20
Published 1848
Record Source: Published Materials
Subjects and Genres: '; ...Railroads Pennsylvania Surveying....
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