Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
P.B. 4 Germany, c.1790, MIM Diptych Sundials, wood and paper = UTR, ADL-W194, WHI, Koller May 1972, Christie-G 11/20/79. the initials are found in the compass boxes. de Wijk; Bryden 16; ADL; RSW.

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