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The microscope includes the following accessories: 1" objective engraved "Negretti & Zambra, London." 1/4" objective engraved "Negretti & Zambra, London." 1 low power eyepiece, 1 live box, 1 slide, 1 table bulls-eye condenser and a key.
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Negretti & Zambra Compound Microscope
Circa 1870