Showing 16 results

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Inventions
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Alexander Graham Bell family fonds
Alexander Graham Bell family fonds
George Mosher Collection
George Mosher Collection
Silliker Car Co., Tinsmith's Shear, Full Size
Silliker Car Co., Tinsmith's Shear, Full Size
Double Action Air Hoist Valve
Double Action Air Hoist Valve
Crane - Tinsmith's Cutter
Crane - Tinsmith's Cutter
Wrench Design - Invention
Wrench Design - Invention
Wrench Designs (2 types)
Wrench Designs (2 types)
Improvements in Train Stop - Invention/2
Improvements in Train Stop - Invention/2
Improvements in Train Stop - Invention
Improvements in Train Stop - Invention
Train Stopping Device - Invention/2
Train Stopping Device - Invention/2