Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
KOCKS, JOHANNES H. Holland, 1761-1849, OIM PHIM made microscopes and philosophical instruments for van Musschenbroek. The Hague. Crommelin 1; Rooseboom 1; USNM.

E-mail address:
Explain your correction here:
To protect against spam entries,
please type the sum of 5 and 2 into this box
(i.e. the number between 6 and 8):