analytical balance
Date1950-1965
Inventory Number1990-2-0013
ClassificationBalance
Subject
Maker
American Balance Corporation
ca. 1900s - 1970s
Cultural Region
Place of Origin
Dimensionscase: 47.2 x 46 x 26 cm (18 9/16 x 18 1/8 x 10 1/4 in.)
tray diam.: 8.3 cm (3 1/4 in.)
tray diam.: 8.3 cm (3 1/4 in.)
Material
DescriptionA rectangular grey-greenish case with glass windows housing a precision balance. Front window slides upwards and there is also a lid on top. Two trays are suspended vertically. There are several plastic knobs to calibrate the balance from outside the case. The latter is put on four leveling screws.
Signedon plate attached to case: AMERICAN BALANCE CORP. / NEW ROCHELLE, N.Y. / U.S.A. / AN 2012 241
FunctionFor precision weighing. When measurements need to be this precise, the balance has to be put inside a case to protect it from the interference of air currents.
ProvenanceFarlow Herbarium, Harvard University; transferred to CHSI April 13, 1990.
American Balance Corporation
Date: circa 1960
Accessories: brush; aluminum blocks
Object number: 1996-1-0204
Herman Kohlbusch Balance Company
Date: 1860-1880
Accessories: box of weights; accessories and spare parts for balance
Object number: 1998-1-1661
Christian Becker, Inc.
Date: 1930-1940
Accessories: thin paint brush; small round metal box containing square of metal; thin wire; pans (2)
Object number: 2006-1-0111
Keller Manufacturing Company
Date: 1900-1920
Accessories: two tweezers; a small box of fractional weights; two colored carboard boxes; a small metallic case; four small cylindrical boxes; a convex circular piece of glass
Object number: 2004-1-0332
William Ainsworth & Sons, Inc.
Date: circa 1940
Object number: 1996-1-0212
Christian Becker
Date: circa 1900
Accessories: in the drawer is a small box of weights, as well as two cards giving instructions for use
Object number: 2004-1-0308
Eimer & Amend
Date: circa 1922
Accessories: set-up instructions; weights; corked glass viles; tweezer; magnifying glass
Object number: 1996-1-0207
E. Mettler AG
Date: 1955-1965
Accessories: instruction manuals
Object number: 1996-1-0203
