Category:Leopold Spiegel (chemist)
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Media in category "Leopold Spiegel (chemist)"
The following 2 files are in this category, out of 2 total.
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Leopold Spiegel Berlin.jpg 522 × 772; 69 KB
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L. Spiegel Nachruf 1921 auf M. Freund.pdf 825 × 1,275, 28 pages; 1.45 MB