Record

Ref No	MS 3147/3/540/7
Title	Letter. Isaac Blackburn (Princes St., Rotherhithe) to James Watt Jr. [London]. 20 Jul. 1819.
Level	Item
Date	20 Jul 1819
Description	Docketed as 1820. On the same sheet: Drawing of a paddle wheel. Docketed “Communicates a paddle wheel scheme.”
Access Status	Open

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