Lot Essay
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BY G. DE KONINGH, ARNHEM - AMSTERDAM, NO. 1730
Details
a polished brass sextant
By G. de Koningh, Arnhem - Amsterdam, No. 1730
The arc with silvered scale, the three-circle frame with adjustable telescope mounting, seven shade, mirrors and index arm with vernier and magnifier - in teak case
26.5cm. wide
By G. de Koningh, Arnhem - Amsterdam, No. 1730
The arc with silvered scale, the three-circle frame with adjustable telescope mounting, seven shade, mirrors and index arm with vernier and magnifier - in teak case
26.5cm. wide