Category:Solar compasses
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Media in category "Solar compasses"
The following 8 files are in this category, out of 8 total.
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Burt solar compass patent 1836.jpg 671 × 528; 54 KB
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Burt's solar compass axes.jpg 896 × 709; 63 KB
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Picture-of-solar-compass-patent-burt-1836.jpg 671 × 528; 36 KB
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Sun Compass.jpg 2,560 × 1,706; 364 KB
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US Armed Forces Sun Compass.jpg 2,233 × 3,586; 4.71 MB
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William Burt Solar Compass.jpg 3,008 × 2,000; 3.41 MB