A post Second World War period micrometer sextant with black enamel frame, signed and numbered on the index arm W. Ludolph No. 6287 , the scale divided 5 - 0 - 130 , with mirrors and shades, with index arm, 6½in. (16.5cm.) radius , ivorine micrometer, quick release clamp and fitted wooden box -- 11½in. (29.2cm.) wide
A post Second World War period micrometer sextant with black enamel frame, signed and numbered on the index arm W. Ludolph No. 6287 , the scale divided 5 - 0 - 130 , with mirrors and shades, with index arm, 6½in. (16.5cm.) radius , ivorine micrometer, quick release clamp and fitted wooden box -- 11½in. (29.2cm.) wide
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