F.29 Data Sheet 29

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Concise, 28, c.1970

Serial Number or Date Stamp:

Country: JPN

Primary construction material: pl

Case included?: yes

Length of 1 decade = 8 in, and overall scale length = 8 in. The largest physical dimension is 4 in.

Front Scales: D [ C CI A K ]

Back Scales:

Notes: good condition; Super Takeda embossed on the black case

References: http://sliderulemuseum.com/Circular.htm

Date Acquired: 08/01/2020