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Jamin/Darlot Objectif Double à Cône Centralis...
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Petzval-Type Lens by Darlot, c. 1865...
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Jamin Lens: "Objectif Double à Cône Centralis...
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Jamin/Darlot Objectif "Double à Cône Centrali...
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Darlot "Trousse Anachromatique d'Atelier de M...
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Daguerreotype Lens (Construction Features of ...
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Convertible Lens by Émile Français, c. 1883...
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Jamin Darlot Portrait Lens, c. 1864...
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Derogy's Convertible Universal Lens, c. 1860...
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L.F. Colas élève de Lerebours, No. 982, c. 18...
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"American Rapid 30 x 40" by Clément & Gilmer,...
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Optique Soupault, c. 1870...
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Convertibel Lens by E. Français, 1881...
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Alexis Millet Landscape Lens for J. Duboscq, ...
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Hermagis Eidoscope 1:5 No. 1, c. 1923...
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Vallantin Landscape Lens, c. 1865...
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"Adjustable Landscape Lens" by L. de Pulligny...