Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
PIOCHAT France, 1710, MIM Butterfield-type Sundial, 1710 = Heinz Coll., Carnegie Museum, Pittsburg, Pa.; Butterfield-type Sundials = Soth. 11/17/38 & 3/11/77. "Elève de Butterfield." Paris. Stewart; Gunther 2; Michel 3; Dewhirst; RSW.

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