Item 2018.09.02.067 - Revolving stereoscope viewer (J.W. Cadwell)

Title and statement of responsibility area

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Revolving stereoscope viewer (J.W. Cadwell)

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  • Object
  • Graphic material

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Dates of creation area


  • [ca.1874] (Creation)
    Cadwell, J.W.

Physical description area

Physical description

1 piece of photographic viewing equipment : stereoscope ; 5 pieces of photographic images : stereographs ; 35 x 23 x 28 cm

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Archival description area

Name of creator

([between 1874 and 19--])

Administrative history

Jonathan W. Cadwell patented his series of table top revolving viewers made by him and his son in 1874 with revolving axles meant to rotate stereographs. This style of stereoscope was different than the previous Beckers type tabletop which used a revolving belt.

Custodial history

Scope and content

Item is a wooden tabletop revolving stereoscope. Handles on sides of the object turn a internal central axle built to rotate stereographs. Stereograph slots come with a clip that holds two stereographs back to back. Double viewer is hooded to control additional light and moves to adjust view.

Notes area

Physical condition

Good condition

Immediate source of acquisition

Collected by the late Dr. Martin J. Bass and Gail Silverman Bass and donated to the Ryerson University Library and Archives by Gail Bass in 2018


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Open. Records are available for consultation without restriction

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