Vintage Stereoscope Bar Parallax, Scientific Instrument, JM Glauser, London

Our Stock # 18.6793

This is a vintage stereoscope bar parallax. An English, brass scientific instrument for measuring depth in aerial photographs or maps, by JM Glauser & Sons of London, dating to the mid 20th century, circa 1950. 

• Pleasingly complete mid-century instrument
• Displaying a desirable aged patina
• Quality brass and glass presenting well
• Wooden case with emerald green baize lining

• Adjustable vernier to one end with a pair of glass slides
• Raised upon a bar platform, for situating above photographs
• Used by the military for gauging depth of land from aerial photography
• Replete with a pair of unwrapped spare glass slides, a measuring slide and pair of tools

• The case dressed with a pair of latches to each side and a brass lined lock — key absent
• Leather carry handle on loop hinges to centre
• Brass plaque to fore stating the instrument name and engraved for a G. Rollins
• The bar parallax engraved with the maker's name, broadarrow 'pheon' and serial number 1520

This is a fascinating, well preserved vintage stereoscope bar parallax with high militaria appeal for the discerning collector and would make for an unusual desk ornament for those with an interest in scientific instruments. Delivered polished and ready for the home.

Dimensions:
Max Width: 6.5cm (2.5'')
Max Depth: 41cm (16.25'')
Max Height: 8cm (3.25'')

Case Width: 46.5cm (18.25'')
Case Depth: 16.5cm (6.5'')
Case Height: 8.5cm (3.25'')