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Science shows you Old Dutch Cleanser at work! Just look through that microscope, here in the loaboratory. There is nothing else like it! From the October, 1930 issue of an unidentified magazine.
Source: Mariangela Buch
Restoration by: Mariangela Buch
- Created on
- Wednesday 25 November 2009
- Posted on
- Wednesday 25 November 2009
- Tags
- analysis, chemistry, magnification, optics, safety
- Visits
- 1764