Browning Portable Microscope and a Bull's-eye Condensor on Stand

Description:

Browning Portable Microscope and a Bull's-eye Condensor on Stand, microscope No. 831, with draw-tube focusing, collar engraved John Browning, 63 Strand, London, two objectives, and cylindrical limb forming the third foot of folding tripod base, lg. closed 6, in velvet-lined leather-covered case, wd. 7 1/4, (lid detached); and a magnifier on telescopic brass pillar, with tilting ball-and-socket head and folding tripod foot, ht. closed 8, open 16, in mahogany case, wd. 8 in., (lid split).

Literature: Gerard L'E Turner, The Great Age of the Microscope, pp. 196-197. A similar model, named "The New Pocket or Field Microscope," was offered by John Browning in 1877.
Estimate $400-600

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