Archive of Collections

Details and Image

TypeModel No.MakerCountryConstruction
DateScale LengthArea of Use
Radiography Areas Radiation Calculator
Perrygraf for Testing Technical Services"Tulsa, OK, USA"
Cardstock & Plastic
c. 20148 cm x 21.3 cmRadiography

Notes: Used to calculate radiation dose for various shielding metals and thicknesses for Iridium 192 or Cobalt 60 radiation sources

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