F.5 Data Sheet 5

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Alco, P266, c.1966

Serial Number or Date Stamp:

Country: JPN

Primary construction material: ss

Case included?: no

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

Front Scales: A [ B CI C ] D

Back Scales: Addiator

Notes: Made in Japan; all metal; addiator/slide rule combo

References: http://www.sliderulemuseum.com/MiscJapan.htm; http://www.sliderulemuseum.com/Adders.htm

Date Acquired: 08/01/2020