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Vintage D.W. Brunton’s Pocket Transit manufactured by Wm. Ainsworth & Sons, Denver, Colorado, USA. Serial No. 15815, with patent markings through July 20, 1926.
Features compass, clinometer, folding sights, graduated scales and mirrored lid. All mechanical components move. Compass needle moves but does not consistently settle at the same heading, so accuracy/function is not guaranteed.
