F.42 Data Sheet MJS-p-0402

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Cubic Calculator Co., Model HC, 1964

Serial Number or Date Stamp:

Country: USA

Primary construction material: pl

Case included?: no

General Description: Specialty circular weight slide rule

Length of 1 decade = 5 in, and overall scale length = 8 in. The largest physical dimension is 8 in.

Front Scales: length [ width ] [ height ] [ cubicfeet ] [ density]

Back Scales:

Notes: patent 2,617,591 (granted 1952)

References:

Date Acquired: 11/22/2025