Item is a Holmes style handheld stereoscope manufactured by H.C.White Company. Item is made of aluminium and wood with velvet around the viewer hood. The viewer is adorned with floral engraving. Slide holding the card is removable and adjustable to user's vision. Handle folds onto viewer. This item was used to view stereographs. "Exposition-Universelle Internationale, 1900" is branded on top of the viewer hood. Written on item: USA patent Oct.15.1895, June 3.1902; FEBY.1.1898 B.S.G.D.G. Great Britain, Austria, Belgium; Canada, France, Germany DRMG NO.53803; Patent July 24 1883. H.C. White Company was a main manufacturer of Holmes style stereoscopes. White obtained several patents for his high quality stereographs and stereoscopes. In 1907, White made the most mechanized stereo publishing facility in the world. The entire photo printing process was automatic to ensure a uniform standard. The H.C. White company produced three standard stereoscopes: wood, wood and metal, and all metal.