Webster Signature Database - Suggest Correction

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Signature	Maker	Instruments	Comments	Location	References
FOSTER, ROGER 1	England, c.1650, MIM	Horary Quadrant = D.(1969).	this instrument was later modified with a radius arm to serve as a surveying quadrant; it was used for survey work in New England, c.1750.		USNM; RSW.
FOSTER, ROGER 1	England, c.1650, MIM	Horary Quadrant = D.(1969).	this instrument was later modified with a radius arm to serve as a surveying quadrant; it was used for survey work in New England, c.1750.		USNM; RSW.

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