Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
HEYDEN, GASPARD VAN DER Belgium, c.1496-post-1549, MIM made globes and other instruments for Gemma Frisius, c.1536; worked with Gerard Mercator. Mirica; Louvain (1536). Michel 3; A.J. Turner 10.

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