Casting: Drum brake of electric chronograph
Date: 19th Century
Inventory Number: 2005-1-0175
Classification: Casting Pattern
Subject:
Maker: William Bond and Son (fl. 1793 - 1977)
Cultural Region:
Place of Origin:
Material:
Description:
Brass casting of a drum brake for an electric chronograph.
Signedunsigned
Historical AttributesThese foundry patterns came from the workshop of William Bond & Son. Some of the patterns are associated with astronomical regulators and instruments used at the Harvard College Observatory. These instrument are currently in the Harvard Collection of Historical Scientific Instruments.
ProvenanceWilliam B. Osgood, gift to CHSI, 1959.