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20 August, 2003 (2)

20 August, 2003

Click any element below to see all the samples of that element, or click on the sample picture to go directly to the description of that sample.

Text and images Copyright (c) 2010 by Theodore W. Gray.

Cobalt Maybe a training cobalt-60 source
Maybe a training cobalt-60 source.
Cobalt: Info
Radium Luminous dial gauge
Luminous dial gauge.
Radium: Info
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