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stopcock system
stopcock system

stopcock system

Datelate 19th-early 20th Century
Inventory Number4989
ClassificationGlassware
Subject
    Maker American
    User Theodore William Richards 1868 - 1928
    Cultural Region
      Place of Use
        Dimensions9 x 30 x 1 cm (3 9/16 x 11 13/16 x 3/8 in.)
        Material
          DescriptionStopcock with an oblique hole that fits into a glass tube with two side necks. One side neck is above the stopcock while the other is below it. Tubing meeting stopcock holes extends out on two sides.
          Signedunsigned
          Curatorial RemarksIdentical to 4988.
          stopcock system
          stopcock system
          American
          Date: late 19th-early 20th Century
          Object number: 4988
          universal vacuum gauge (McLeod gauge)
          universal vacuum gauge (McLeod gauge)
          Todd Scientific Company
          Date: 1955-1965
          Object number: 1996-1-0396
          stout Woulff bottle with three necks
          stout Woulff bottle with three necks
          American
          Date: 1870-1920
          Object number: 4111
          glass stopcock system
          glass stopcock system
          American
          Date: mid 19th-early 20th Century
          Object number: 4323
          tube
          tube
          Theodore William Richards
          Date: late 19th-early 20th Century
          Object number: 4346
          pipe with stopcocks
          pipe with stopcocks
          American
          Date: 1900-1950
          Object number: 1997-1-0737
          gas chamber
          gas chamber
          American
          Date: mid 19th-early 20th Century
          Object number: 4348
          part of gas generator
          part of gas generator
          American
          Date: late 19th-early 20th Century
          Accessories: See curatorial remarks
          Object number: 3801
          glass stopcock connector
          glass stopcock connector
          American
          Date: 1900-1940
          Object number: 1997-1-1374
          container with stopcocks
          container with stopcocks
          Pyrex
          Date: after 1920
          Object number: 1998-1-1116
          box of glass stoppers and stopcocks
          box of glass stoppers and stopcocks
          American
          Date: late 19th-mid 20th Century
          Accessories: 16 objects in total
          Object number: 1998-1-0545
          stopcock system
          stopcock system
          American
          Date: early 20th-mid 20th Century
          Object number: 1997-1-1294