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Early Landscape Lens by Millet, c. 1850...
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Dallmeyer Tele-Photo Attachment 2 ½ in., c. 1...
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Tele Objectif Panorthoscopique by Clement & G...
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Darlot Lens: Objectif Double à Cone Centralis...
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J.H. Dallmeyer's Modified Petzval-Type Lens 1...
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Landscape Lens by Horne & Thornwaite, c. 1856...
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C. Grubb Patent, Aplanatic Landscape Lens, c....
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A. Grubb Patent Aplanatic Landscape Lens, c. ...
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Alex Millet Landscape Lens, c. 1863...
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Darlot Convertible ...
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Rectilinear-Type Lens in Prosch Triplex Shutt...
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Giant Derogy Petzval-Type Portrait Lens, c. 1...
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Landscape Lens by Lancaster with Shutter, c. ...
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No. 1 Beck Multifex Lens, c. 1895...
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No. 1 Beck Multifex Lens, c. 1895...
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Dallmeyer Tele-Photo Attachment 2 ½ in., c. 1...
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Petval-Type Portrait Lens by C.C. Harrison, N...
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No. 2 Cabinet Petzval-Type Portrait Lens, c. ...
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Brass Portrait Lens by F.J. Cox, London, c. 1...
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Daguerreotype Landscape Lens, c. 1855...