Northern Canal Guard Gatehouse Complex, Francis Gate Complex, Swamp Locks, Lower Locks, Lowell National Historic Park, Massachusetts
Northern Canal Guard Gatehouse Complex, Francis Gate Complex, Swamp Locks, Lower Locks, Lowell National Historic Park, Massachusetts1983
Details
- First published
- 1983
- OL Work ID
- OL5336218W
Subjects
CanalsGatehouses (Hydraulic structures)HistoryIndustrial archaeologyLocks (Hydraulic engineering)