Details
An oxidised-brass surveying level,
by Troughton & Simms Ltd., No. 19525, the telescope with rack and pinion focusing, graduated bubble-level and cross-bubble, ray shade with dust slide, mounted on the limb with compass and three-screw tripod attachment, with accessories, in mahogany carrying case and leather outer cover -- 17¾in. (45cm.) wide
by Troughton & Simms Ltd., No. 19525, the telescope with rack and pinion focusing, graduated bubble-level and cross-bubble, ray shade with dust slide, mounted on the limb with compass and three-screw tripod attachment, with accessories, in mahogany carrying case and leather outer cover -- 17¾in. (45cm.) wide