Improved Maschers Stereoscope Photograph & Case, with double hand tinted image portrait of a woman, tintypes, in fine Gutta Percha Frame with molded Mother and Child. 8 March 1852. Patent (DDIS3020) (TC) Dimensions: with case closed, 4" H x 3.5" W x 1" DProvenance: From Gustav Stickley home in Colonial Heights, Yonkers, NYCONDITIONlens and portraits intact, age wear, oxidation, some rubbing to copper toned oval framing, gilt lettering good, frame in good condition with light rubbingPRECIO: 225usd