1
Record Source: Published Materials
Subjects and Genres: '; ...Pollution Pennsylvania Philadelphia...
2
Record Source: Published Materials
Subjects and Genres: '; ...Water pollution Pennsylvania Philadelphia...
3
Author: Cresson, Charles M. 1828-1893.
Published 1875
Record Source: Published Materials
Subjects and Genres: '; ...Water Pennsylvania Schuylkill River Analysis....
Book
4
Published 1839
Record Source: Published Materials
Subjects and Genres: '; ...Bridges Pennsylvania Philadelphia Schuylkill River....
Book
5
Author: Boye, Martin H. 1812-1909.
Published 1848
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
Book
6
Author: Cresson, Charles M.
Published 1887
Record Source: Published Materials
Subjects and Genres: '; ...Water Supply Pennsylvania correspondence....
Book
7
Published 1835
Record Source: Published Materials
Subjects and Genres: '; ...Canals Pennsylvania Philadelphia....
Book
8
Published 1834
Record Source: Published Materials
Subjects and Genres: '; ...Toll bridges Pennsylvania Philadelphia....
Book
9
10
Published 1838
Record Source: Published Materials
Subjects and Genres: '; ...Canals Pennsylvania Schuylkill River....
Book
11
Author: Meredith, William M. 1799-1873.
Published 1843
Record Source: Published Materials
Subjects and Genres: '; ...Pennsylvania. Laws, etc. Act to authorize the commissioners of ... Garden....
Book
12
Author: Haworth, James.
Published 1875
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
Book
13
14
15
Published 1889
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply Pennsylvania Philadelphia....
Book
16
Published 1941
Record Source: Published Materials
Subjects and Genres: '; ...Water Pollution Pennsylvania Philadelphia....
Book
17
Author: Lewis, John Frederick, 1860-1932.
Published 1924
Record Source: Published Materials
...Pennsylvania Philadelphia Water Pollution....
Book