Record

Ref No	MS 3147/3/408/36
Title	Letter. Richard Dayus (London) to Boulton & Watt (Soho).
Level	Item
Date	22 Jul 1797
Description	On the same sheet: Sketches. Steam and exhausting racks, steam and exhausting valves. Docketed “With order for rack sectors and valves for Calvert’s engine.”
Access Status	Open
Language	English

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