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Record Details 2

Coverslip Gauge, by Bausch & Lomb, New York, c.1875-1900

Inventory Number: 15444
Object Type:
Place Created: New York USA North America
Accession Number: 1970-101/part
Brief Description: The circular cast iron base is finished in black enamel, and it supports a micrometre screw with a copper alloy drum as a count wheel. The rim is covered with a varnished paper strip which has seven calibrated lines. 
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JJ Bausch and H Lomb, both German immigrants, formed a partnership making spectacles in Rochester, NY in the early 1850's.  Their first mass-produced microscopes appeared in 1874. In 1875 they hired Ernst Gundlach of Wetzlar, Germany, who was well known for his objectives.
Primary Inscriptions: "BAUSCH & LOMB OPTICAL CO. ROCHESTER, N.Y. & NEW YORK" on paper strip. "R.M.S. No 71" on drum
Provenance: Deposited by the Royal Microscopical Society with their collection.
Collection Group: Royal Microscopical Society Collection
Material(s): Iron
Enamel
Paper
Varnish
Ink
Copper alloy
Metal
Dimensions:
Height Width Depth Diameter Unit
80 74 95 mm

There are no associated narratives.

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