Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
NEGRETTI AND ZAMORA England, c.1773, PHIM Angle Barometer = Christie 4/19/78. the perpetual calendar on the barometer runs from 1773-1872; this must be a misreading for Negretti and Zambra and the early date taken from the perpetual calendar. RSW.

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):