Unspecified / nineteenth century
Microscope
The Smithsonian catalogs Microscope as microscope in its Science & Scientific Instruments records.
Drum microscope with push-pull focus, rectangular stage, condensing lens on arm attached to the stage, sub-stage mirror in the cylindrical base, and wooden box with accessories.
A CLOSER LOOK
The Smithsonian lists the object under Science & Scientific Instruments and dates it nineteenth century.
Drum microscope with push-pull focus, rectangular stage, condensing lens on arm attached to the stage, sub-stage mirror in the cylindrical base, and wooden box with accessories.
FOLLOW THE EVIDENCE
Smithsonian InstitutionMicroscopeOriginal explanation based on the sources above. Images carry their own reuse terms.