F.22 Data Sheet MJS-p-0198

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Blundell Rules Limited, Radiac No. 1, 1952-1956

Serial Number or Date Stamp:

Country: UK

Primary construction material: pl

Case included?: yes

General Description: Specialty circular military slide rule

Length of 1 decade = 2 in, and overall scale length = 2 in. The largest physical dimension is 5 in.

Front Scales: Dose/Rate [ Time ] [ StartExp ]

Back Scales:

Notes: radiation exposure calculator; log log scales; reversible land/sea discs; instructions on back

References: https://sliderules.nl/mysliderules/detail/blundell-brothers-radiac-no.1

Date Acquired: 07/12/2021