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Description: | Black-lacquered sextant, diamond-pattern frame, polished brass limb and wooden handle, by H. Haecke, Berlin, Germany, 1901-1910. Consists of Consists of inlaid silver 131� scale (-2� to 152�) with 30� divisions, silver vernier (1� divisions) three filter shades (two grey, one green) and reading magnifier (missing). Fitted with threaded telescope bracket with telescope (89 mm, large objective) erect image; extra draw tube (53 mm) erect image and Sight-tube (53 mm). Provided with extra set of horizon filters (two grey, one green), brass cased prism and handle from another instrument. | License: | http://creativecommons.org/licenses/by-nc-sa/2.5/ | Subjects: | sextant | Temporal: | 1900-1910 | Source: | Science Museum | Creator: | H. Haecke | Identifier: | 1920-94 | Go to resource |
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