Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
HELVELIUS, HOWEKLE Holland, c.1700, MIM Celestial Globe = NMM-Caird. Amsterdam. NMM 2.

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):