Category:Scientific instruments in the Franklin Institute
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Media in category "Scientific instruments in the Franklin Institute"
The following 6 files are in this category, out of 6 total.
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Anemometer with 8 vanes, c. 1893, T. B. Bickerton & Co - DSC06537.JPG 3,240 × 4,320; 4.52 MB
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Aneroid barometer, early 1900s, Selsi - DSC06536.JPG 4,320 × 3,240; 4.46 MB
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Leyden jars, maker unknown, c. 1820-1860 - DSC06563.JPG 3,129 × 3,893; 3.47 MB
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Maximum-minimum thermometer - DSC06539.JPG 3,240 × 4,320; 4.82 MB
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No. 1 Standard Barometer with Attached Thermometer, 1837, by L. C. Francis - DSC06540.JPG 3,240 × 4,320; 4.52 MB
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Sling psychrometer (hygrometer), early 1900s, Tycos Taylor Instrument Company - DSC06538.JPG 4,320 × 3,240; 4.84 MB