Patent no. 4246 John Wesley Hackworth and Albert Hackworth, Improvements in Valve Gear Applicable to Locomotive Marine and other Engines
- Made:
- 1876-11-02
- part of archive:
- Hackworth Family Archive
This item is large and in poor condition, care must be taken when handling as wax seal has been broken into fragments.
Details
- Extent:
-
1 item
- Identifier:
- HACK/3/2/1/16