Unidentified photographer / artist, n.d., Hand held "Mirrorscope" for cabinet cards and cartes de visite, Stereographica - Antique Photographica, LL/13135
Unidentified photographer / artist n.d. Hand held "Mirrorscope" for cabinet cards and cartes de visite Stereographica - Antique Photographica Courtesy of Bryan and Page Ginns (#16/38)
When viewed through the mirror the images give a pseudo stereoscopic effect. The mirror measures approximately 6" in diameter. The wood is probably maple with ebony trim.