Antique 1904 Keystone Monarch Stereoscope Viewer Original Stereoview Cards Rare!

Step back in time with this authentic early 1900s stereoscope viewer, complete with three original stereoview cards. The wooden body and metal hood design (patented April 1904) showcase the craftsmanship of the era, offering a fascinating glimpse into how people experienced 3D images over a century ago. Features: • Original wooden stereoscope with adjustable slide holder • Embossed aluminum hood with velvet trim • Brass fittings and original hardware • Patent date stamped: April 14, 1904 • Includes 3 stereoview cards – scenes feature architecture, bridges, and outdoor landscapes (see photos for condition) Condition: • Viewer shows age-appropriate wear consistent with use—patina on wood and metal, minor scuffs, and velvet edging wear. • Cards show fading, creases, and edge wear, but remain legible and displayable. • Overall, sturdy and fully functional as both a collectible and display piece. ✨ This stereoscope is both a functional antique viewer and a historical display item—perfect for collectors of early photography, Victorian/Edwardian curiosities, or lovers of unique home décor. Measurements: Approx. 12” long × 6” wide × 7” tall #AntiqueStereoscope #1904Patent #EarlyPhotography #Stereoview #AntiqueViewer #HistoricalCollectibles #TurnOfTheCentury #CuriosityCabinet #VintageTechnology