Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
MERRILL, PHINEHAS USA, 1767-1815, invented a type of quadrant which was made by Timothy Chandler and also by John Kennard. Stratham, New Hampshire. Smart 1.

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):