1
Author: Hering, Rudolph, 1847-1923.
Published 1899
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
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2
Author: Tomlinson, Joseph.
Published 1893
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
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3
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
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4
Author: Latrobe, Benjamin Henry, 1764-1820.
Published 1799
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
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5
6
7
Author: Hill, John W. b. 1848.
Published 1905
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
Book
8
Published 1859
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia Rates....
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9
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia Accounting....
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10
11
Published 1902
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
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12
13
Author: Duttenhofer, A.
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
Book
14
Published 1859
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
Book
15
Published 1912
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
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16
Author: Mears, John W. 1825-1881.
Published 1866
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
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17
Published 1828
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia History....
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18
19
Published 1897
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
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20