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Casting pattern: Movement pillar
Casting pattern: Movement pillar

Casting pattern: Movement pillar

Date19th Century
Inventory Number2005-1-0191
ClassificationCasting Pattern
Subject
    Maker William Bond and Son fl. 1793 - 1977
    Cultural Region
      Place of Origin
        Material
          DescriptionWood casting pattern of a pillar (movement or dial).
          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 instruments are currently in the Harvard Collection of Historical Scientific Instruments.
          Casting pattern: 3 dial and movement pillars
          Casting pattern: 3 dial and movement pillars
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0113
          Casting pattern: Movement pillar
          Casting pattern: Movement pillar
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0190
          Casting patterns: 2 movement pillars for chronographs
          Casting patterns: 2 movement pillars for chronographs
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0055
          Casting pattern: Movement pillar for Bond regulators nos. 394, 395, 396
          Casting pattern: Movement pillar for Bond regulators nos. 394, 395, 396
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0117
          Casting pattern: Movement pillar for Bond regulators nos. 394, 395, 396
          Casting pattern: Movement pillar for Bond regulators nos. 394, 395, 396
          William Bond and Son
          Date: circa 1867
          Object number: 2005-1-0142
          Casting pattern: Movement plate for chronograph
          Casting pattern: Movement plate for chronograph
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0075
          Casting pattern: Movement plate for chronograph
          Casting pattern: Movement plate for chronograph
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0076
          Casting pattern: Movement mounting bracket for Bond regulator no. 394
          Casting pattern: Movement mounting bracket for Bond regulator no. 394
          William Bond and Son
          Date: circa 1867
          Object number: 2005-1-0134
          Casting pattern: Split pillar
          Casting pattern: Split pillar
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0156
          Casting pattern: Split rail pillar for chronograph
          Casting pattern: Split rail pillar for chronograph
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0061
          Casting pattern: Upper motion work pillar for Bond regulator no. 394
          Casting pattern: Upper motion work pillar for Bond regulator no. 394
          William Bond and Son
          Date: circa 1867
          Object number: 2005-1-0116
          Casting pattern: 2 pillars
          Casting pattern: 2 pillars
          William Bond and Son
          Date: 19th Century
          Object number: 2005-1-0183