Archive of Collections

Details and Image

TypeModel No.MakerCountryConstruction
DateScale LengthArea of Use
Radiation Dosage Calculator
Food & Drug AdministrationUSA
Card Stock
est 1956Dia. = 22.6 cmRadiation Dosage

Notes: "1) Used to determine radiation dosage 2) This calculator consists of three concentric disks, Exposure Time, Elapsed Time and Intensity and Dosage 3) Came with a Technical Bulletin ""Radiation Physics and Bomb Phenomenology"" dated June 1959 (reprinted 9/1960)"

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