Webster Signature Database - Suggest Correction

Signature Maker Instruments Comments Location References
CHANGEUX, P.N. France, 1740-1800, designed a barometer and a barometrograph; author. Paris. Daumas 1; Middleton 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):