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Brass Compound Microscope, c. 1880...
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2 Brass Compound Microscopes, c. 1875...
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Ross No. 1 Compound Microscope, c. 1860...
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Large Compound Microscope by Pillischer, c. 1...
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Gould-Type Travel Microscope by William Cary,...
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Simple Botanical Microscope, c. 1800...
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Compound Monocular Microscope by Watson, c. 1...
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A. Ross Dissecting Microscope, c. 1855...
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English Compound Microscope by Elliott Bros.,...
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Cased Brass Naturalist's Microscope by Jones,...
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English Compound Microscope by J. Fuller, c. ...
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Large Smith & Beck Microscope, c. 1850...
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R. & J. Beck Compound Microscope, c. 1880...
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English Brass Microscope by William Ladd...
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English Compound Binocular Microscope...
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Robert Huntley Compound Travel Microscope, c....
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William Cary Travel Microscope, c. 1820...
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2 Brass Compound Microscopes...
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J.P. Cutts Drum-Type Microscope...
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English Compound Microscope by Henry Crouch, ...
