Wonderful Antique stereoscope. Stereoscope measures approximately 15" X 7". Made of wood and metal the stereograph viewer is marked "MODEL 40 EYE COMFORT STEREOSCOPE, KEYSTONE VIEW CO. MEADVILLE, PENN. MADE IN U. S. A.". The stereoscope comes with stereograph card #211 David Street, Inside of Jaffa Gate, Jerusalem, Palestine. Both stereoscope and card are in good Antique condition with light age appropriate wear.