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United States: Massachusetts, Boston / ca 1880

Microscope

Microscope

The Smithsonian catalogs Microscope as microscope in its Science & Scientific Instruments records.

WHY IT’S INTERESTING

This modest compound monocular is an example of Tolles’ Student’s Microscope with rack-and-pinion, trunnion, square stage, Lister limb with sub-stage mirror, wheel of apertures to adjust the light cone coming up through the specimen, curvilinear tri-leg base, and wooden box. The base, uprights and arm are iron, japanned black. The inscription on the tube reads “TOLLES Boston” and the serial number

SERENDIPITYA little unexpected
FamiliarWeird

A CLOSER LOOK

The Smithsonian lists the object under Science & Scientific Instruments and dates it ca 1880.

This modest compound monocular is an example of Tolles’ Student’s Microscope with rack-and-pinion, trunnion, square stage, Lister limb with sub-stage mirror, wheel of apertures to adjust the light cone coming up through the specimen, curvilinear tri-leg base, and wooden box. The base, uprights and arm are iron, japanned black. The inscription on the tube reads “TOLLES Boston” and the serial number

FOLLOW THE EVIDENCE

Smithsonian InstitutionMicroscope

Original explanation based on the sources above. Images carry their own reuse terms.