John Adolph Shafer

John Adolph Shafer is the author of "A Preliminary List of the Vascular Flora of Allegheny County, Pennsylvani", "North American Trees", "A Preliminary List of the Vascular Flora of Allegheny County, Pennsylvania" and "A Preliminary List of the Vascular Flora of...

Books by John Adolph Shafer

North American Tr...
Britton, Nathaniel ...
Paperback: $38.95

North American Tr...
Britton, Nathaniel ...
Hardback: $33.95

A Preliminary Lis...
Shafer, John Adolph
Paperback: $20.00

A Preliminary Lis...
Shafer, John Adolph
Paperback: $9.57