skos:altLabel | - Savage Mill Trail
- Baltimore & Ohio Railroad, Bollman Truss Bridge
- Bollman Iron Truss Bridge
- Bollman Suspension Truss
- Bollman Suspension Truss Bridge
- Bollman Suspension and Trussed Bridge
- Bollman Truss
- Bollman Truss Bridge
- Bollman Truss Railroad Bridge#Description
- Bollman Truss bridges
- Bollman iron truss bridge
- Bollman truss
- \"Bollman suspension truss\"
- a hundred of these bridges through 1873
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