1
Published 1854
Record Source: Published Materials
Subjects and Genres: '; ...Coal mines and mining Pennsylvania....
Book
2
Published 1887
Record Source: Published Materials
Subjects and Genres: '; ...Coal mines and mining Pennsylvania....
Map
3
Published 1854
Record Source: Published Materials
Subjects and Genres: '; ...Coal mines and mining Pennsylvania....
Book
4
Published 1849
Record Source: Published Materials
Subjects and Genres: '; ...Coal mines and mining Pennsylvania....
Book
5
6