Webster Signature Database - Suggest Correction

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Signature	Maker	Instruments	Comments	Location	References
FORTIN ET HERMANN	France, c.1830, PHIM	Pneumatic Apparatus = USNM; Hygrometer = USNM; Porosity Apparatus = USNM.	Nicolas Fortin.	Paris.	USNM; Middleton 4; Daumas 1.
FORTIN ET HERMANN	France, c.1830, PHIM	Pneumatic Apparatus = USNM; Hygrometer = USNM; Porosity Apparatus = USNM.	Nicolas Fortin.	Paris.	USNM; Middleton 4; Daumas 1.

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