- Unidad documental simple
Item is a wooden tabletop stereoscope with binocular viewer made with 50 built in glass stereographs of landscapes from Quebec and Montreal, factories and vernacular photography. Top of the stereoscope can open for additional light. Inside the object is a revolving metal belt (patented by Alexander Beckers) holding the stereographs that can be turned by the circular handles on the outside of the viewer.
Written on object: 76/Unis-France Stereoscopes Mattey-Paris/3.