The Chesapeake & Ohio Canal lock-houses & lock-keepersThomas F. Hahn · First published 1996Open the Tome
Recent advances in composite materialsH. Thomas Hahn, W. F. Jones · First published 1995Open the Tome
The Chesapeake & Ohio Canal--pathway to the Nation's CapitalThomas F. Hahn · First published 1984Open the Tome
Towpath Guide to the C & O CanalThomas F. Hahn · First published 1977 · Latest edition 1978Open the Tome
Towpath Guide to the C & O Canal )Harpen's Ferry to Fort Frederick)Thomas F. Hahn · First published 1977Open the Tome