including: a surface curvature of lenses measure, American, c. 1891 - 1902, a PAT. FEB. 24 1891 PAT. PENDING GENEVA OPTICAL CO CHICAGO U.S.A on dial and 1820 on reverse, stainless steel and glass – 5cm. (diameter); a Spanish, 20th Century, ophthalmic diagnostic instrument, japanned metal frame with 3 red, green and yellow glass lenses, in original cardboard case labelled Equipo C Colores 16, 17, 19 and Precio V.P. 81'55 Timbres incluidos, case – 10cm. x 2cm. x 5cm.; a spectacles measurement tool, English, first half of 20th Century, stamped OPTHOPS SLIDE RULE, with graduations on boxwood and plated slide – 18cm. (length); an opthalmoscope, English, c. 1920-1960, stamped MAY OPTHALMOSCOPE IMPROVED and WILLEN BROS and PAT 358 766, missing handle and case – 10.8cm. (length); two magnifying coil spring spectacles, plated and glass, in leatherette, velvet-lined case – 17.8cm. x 2.5cm. x 6cm.
Note: Spectacles measurement tool previously bought at David Stanley Auctions, 28th March 1998 (Lot 606).
including: a surface curvature of lenses measure, American, c. 1891 - 1902, a PAT. FEB. 24 1891 PAT. PENDING GENEVA OPTICAL CO CHICAGO U.S.A on dial and 1820 on reverse, stainless steel and glass – 5cm. (diameter); a Spanish, 20th Century, ophthalmic diagnostic instrument, japanned metal frame with 3 red, green and yellow glass lenses, in original cardboard case labelled Equipo C Colores 16, 17, 19 and Precio V.P. 81'55 Timbres incluidos, case – 10cm. x 2cm. x 5cm.; a spectacles measurement tool, English, first half of 20th Century, stamped OPTHOPS SLIDE RULE, with graduations on boxwood and plated slide – 18cm. (length); an opthalmoscope, English, c. 1920-1960, stamped MAY OPTHALMOSCOPE IMPROVED and WILLEN BROS and PAT 358 766, missing handle and case – 10.8cm. (length); two magnifying coil spring spectacles, plated and glass, in leatherette, velvet-lined case – 17.8cm. x 2.5cm. x 6cm.
Note: Spectacles measurement tool previously bought at David Stanley Auctions, 28th March 1998 (Lot 606).
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
.jpg "Source: Christie's")
.jpg "Source: Christie's")
