Letter Headed Patent Office Museum Relating to Symington’s Boat Engine and Watt’s Condenser
Author represented by a picture and the addressee unidentifiable. Relating to the use of lower parts of the cylinders from Symington’s Boat Engine in 1785 and Watt’s first separate condenser in 1777. (1 sheet/2pp.)
Details
- Extent:
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1 sheet
- Identifier:
- TREVF/4/71