National Register of Historic Places
Thomas Viaduct, Baltimore & Ohio Railroad
Also designated a National Historic Landmark.
Relay, Baltimore County, Maryland
The record
- Listed
- October 15, 1966
- Type
- Structure
- Address
- Over the Patapsco River between Relay and Elkridge, Relay
- County
- Baltimore
- State
- Maryland
- Period of significance
- 1825 to 1849
- Contributing resources
- 1 structure
- Coordinates
- 39.22199, -76.71321
- Reference number
- 66000388
David Rumsey Map Collection, Stanford LibrariesBarry Lawrence Ruderman Map Collection, Stanford LibrariesBarry Lawrence Ruderman Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesBarry Lawrence Ruderman Map Collection, Stanford Libraries