Pinkham & Smith Soft Focus Lens Catalog 1920 Cover
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Foreward
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The Question of Diffusion by Alvin Langdon Coburn
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The Question of Diffusion by Alvin Langdon Coburn
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The Question of Diffusion by Alvin Langdon Coburn
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The Question of Diffusion by Alvin Langdon Coburn
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By J. Wallas Gillies
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By J. Wallas Gillies
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By J. Wallas Gillies
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Original "Smith" Lens Series 1 f:6 and Semi-Achromatic Doublet Series II f:6
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Smith Couble Series III f:4.5
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Visual Quality Series IV f:4.5
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New "Synthetic" Lens Series V f:5
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Price List of Soft Focus Lenses
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A few kind words from admiring users
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