Unusual small brass single arm protractor, the inlaid silver vernier scale with pivoted microscope viewer, the mahogany box with bulge to house it.
The viewer is screw focusing with knurled locking ring.
Engraved A Holmes London Alfred Holmes was working in London, circa 1820
All in very good condition and fully functional, much thin original lacquer remaining.
Dial 6″ diameter
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As a fine art sculpture graduate I have applied my appreciation and understanding of form and function to my lifelong professional career in the antiques trade. Over forty years dealing in what I considered worthy, within the fields of decorative arts and sciences, I have always purchased over a wide spectrum and look forward to offering an exciting variety of stimulating pieces.