Holdings: The composite locks

Main Author:	Bearss, Edwin C.,
Other Authors:	United States. Office of Archeology and Historic Preservation. Division of History,
Format:	eBook
Language:	English
Published:	[Washington, D.C.] : Division of History, Office of Archeology and Historic Preservation, National Park Service, U.S. Department of the Interior, 1968.
Physical Description:	1 online resource (iii, 108 pages) : illustrations.
Subjects:	Locks (Hydraulic engineering) -- Chesapeake and Ohio Canal (Md. and Washington, D.C.) -- Design and construction. Chesapeake and Ohio Canal (Md. and Washington, D.C.) -- History.
Online Access:	https://purl.fdlp.gov/GPO/gpo87219

https://purl.fdlp.gov/GPO/gpo87219

Location	Call Number:	Status
CMU Gov Pub Electronic	I 29.88:C 42/3	Online