Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
DICAS 1 England, c.1790, PHIM Hygrometer = KEN; Proof Slide Rule, ivory = ADL-161. see John Dicas who patented an accurate hygrometer; the slide rule at the ADL is marked "Dicas Patentee Liverpool." Liverpool. Wheatland 1; KEN; ADL; RSW.

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