Archive of Collections

Details and Image

TypeModel No.MakerCountryConstruction
DateScale LengthArea of Use
Isotope Handling MK III
Radiochemical CentreEngland
est. 1960's & 70'sdia. = 21.6 cmIsotope Production

Notes: "1) Used to calculate lead shielding required for various isotopes listed on the reverse side 2) Gamma-Ray dose rate, distance, source strength, and lead thickness. 3) Note the original user added some faint pencil markings to extend the distance scale to 350 ft."

Image 1

Image 2