Archive of Collections

Details and Image

TypeModel No.MakerCountryConstruction
DateScale LengthArea of Use
Nuclear Explosion
Omaro for the French Ministry of the InteriorFrance
Card Stock
c. 196112 cm x 25.9 cmRadiation Dosage & Damage

Notes: "1) One side is used to determine radiation dosage 2) The reverse is used to determine damage from a nuclear explosion 3) the slide rule is printed in French language 4) Included an extensive, 40 page manual"

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