Early history of the falls of Schuylkill, Manayunk, Schuylkill and Lehigh navigation companies, Fairmount waterworks, etc. [microform] /
Hagner, Charles V.(Charles Valerius),1796-1878.
Philadelphia : Claxton, Remsen and Haffelfinger,
1869.
Includes biographies.
Sabin 29520.
Sabin Unit 38.
Microfiche.