analytical balance
Date: circa 1960
Inventory Number: 1996-1-0208
Classification: Balance
Subject:
Maker: American Balance Corporation (ca. 1900s - 1970s)
User: Department of Geology and Geography, Harvard University (1890 - 1961)
Cultural Region:
Place of Origin:
Dimensions:
47 x 45 x 26 cm (18 1/2 x 17 11/16 x 10 1/4 in.)
Material:
Description:
A rectangular black 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. Identical to 1990-2-0013 but for the color.
Signedon plate attached to case: AMERICAN BALANCE CORP. / NEW ROCHELLE, N.Y. / U.S.A. / AN 2012 120
Inscribedsticker on front window, top left: Max Load = 200 gm / No Chemical.
FunctionFor precision weighing. When measurements need to be this precise, the balance has to be inside a case to protect it from the interference of air currents.
ProvenanceFrom the Department of Geology and Geography, Harvard University, courtesy of Prof. Steven Dobos.