This historical document traces the practice of processing metal-bearing waste from photographic and jewelry trades. Of research interest only: historic chemical processes are not safe operating instructions.
The purchase unlocks the identified historical reference and a bibliographic cross-check, not exclusive ownership of the underlying public resource. #PhotoHistory #IndustrialChemistry
The purchase unlocks the identified historical reference and a bibliographic cross-check, not exclusive ownership of the underlying public resource. #PhotoHistory #IndustrialChemistry
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