Casting pattern: Weight for Bond Regulator No. 370
Datecirca 1880
Inventory Number2005-1-0094
ClassificationCasting Pattern
Subject
Maker
William Bond and Son
fl. 1793 - 1977
Cultural Region
Place of Origin
Material
DescriptionWood casting pattern for the weight for Bond Regulator No. 370. Listed in the original Bond Pattern Inventory (1988) as: "Weight for 370 (1)". (Not currently present with other casting patterns.)
Signedunsigned
FunctionBefore sand casting an instrument part from brass or other metal, a foundry pattern is made from wood or metal. The pattern is a replica of the part to be cast,. The pattern is pressed into sand, creating a cavity into which the molten metal will be poured.
ProvenanceWilliam B. Osgood, gift to CHSI, 1959.
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.
William Bond and Son
Date: circa 1880
Object number: 2005-1-0091
William Bond and Son
Date: circa 1880
Object number: 2005-1-0101
William Bond and Son
Date: circa 1880
Object number: 2005-1-0131
William Bond and Son
Date: circa 1867
Object number: 2005-1-0092
William Bond and Son
Date: circa 1880
Object number: 2005-1-0102
William Bond and Son
Date: circa 1867
Object number: 2005-1-0093
William Bond and Son
Date: 19th Century
Object number: 2005-1-0070
William Bond and Son
Date: 19th Century
Object number: 2005-1-0074
William Bond and Son
Date: circa 1867
Object number: 2005-1-0114
William Bond and Son
Date: circa 1867
Object number: 2005-1-0116
William Bond and Son
Date: 19th Century
Object number: 2005-1-0117
William Bond and Son
Date: 19th Century
Object number: 2005-1-0119