Category:Richard thermograph

Media in category "Richard thermograph"

The following 2 files are in this category, out of 2 total.

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  Etablissements - Jules Richard - 25. rue mellngue - Paris.jpg 4,000 × 2,248; 1.11 MB
  
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  Thermograph by Jules Richard (Paris) c 1910 Nansen IMG 0420.jpg 3,201 × 1,744; 1.35 MB