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Signature	Maker	Instruments	Comments	Location	References
GRUNOW, WILLIAM	Germany; USA, fl.1852-74, OIM		came from Germany in 1852; worked with his brother, Julius Grunow, 1852-74, when he retired; they produced microscopes.	Berlin (-1852); New Haven, Conn. (1852-64); New York, N.Y. (1864-74).	Padgitt; Purtle; Moskowitz 132; D.J. Warner 9; Poggendorff.
GRUNOW, WILLIAM	Germany; USA, fl.1852-74, OIM		came from Germany in 1852; worked with his brother, Julius Grunow, 1852-74, when he retired; they produced microscopes.	Berlin (-1852); New Haven, Conn. (1852-64); New York, N.Y. (1864-74).	Padgitt; Purtle; Moskowitz 132; D.J. Warner 9; Poggendorff.

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