[Notes and calculations/William Heard, re Angle Dock: 'Comparative Strength of the different Dock Gates ... ' Bears pencil drawing and ink sketches]
- Made:
- 1825-09
- part of archive:
- Archive of Simon Goodrich, mechanist to the Navy Board
- maker:
- Goodrich, Simon
Details
- Extent:
-
4p on 1 leaf
- Identifier:
- GOOD/A/1160
- Access:
- Open Access
- copyright:
-
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