Decendants [sic] of Peter C. Schrock and wife Magdalena J. Johns from 1850 to 1959Noah J. Schrock · First published 1959Open the Tome
![Cover of Decendants [sic] of Peter C. Schrock and wife Magdalena J. Johns from 1850 to 1959](https://covers.openlibrary.org/b/id/8539668-M.jpg)