Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
SCHALL, JOHANN ADAM, VON BELL Germany; China, 1591-1666, MIM Sundial, ivory = Stonyhurst College, Lancaster, England. Jesuit; chief astronomer and President of the Mathematical Tribunal, Beijing. Cologne; Beijing (1618-66). H.J. Jones; D. Rowe 1.

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