Archive of Collections



Details and Image



TypeModel No.MakerCountryConstruction
Material
DateScale LengthArea of Use
Disk
None
Eldorado Mining & Refining LTDCanada
Plastic
1944Dia. = 14.7 cmRadiation Dosage

Notes: "1) Used to calculate medical radiation dosage from a radium source 2) Supplied with a leather, zippered case"


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