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Details
An early 19th-Century English brass swinging-arm protractor,
signed Schmalcalder 82 Strand London, with magnifier for two degree scales, 1-360° and in four quadrants, the folding radius arms with silvered verniers, the centre glass with engraved cross-hair, in a green felt-lined fitted mahogany case -- 16cm. (6¼in.) diameter
See Illustration
signed Schmalcalder 82 Strand London, with magnifier for two degree scales, 1-360° and in four quadrants, the folding radius arms with silvered verniers, the centre glass with engraved cross-hair, in a green felt-lined fitted mahogany case -- 16cm. (6¼in.) diameter
See Illustration
Special notice
No VAT will be charged on the hammer price, but VAT at 17.5% will be added to the buyer's premium which is invoiced on a VAT inclusive basis