File:Rees's Cyclopaedia - Hooke's optical telegraph.png
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Summary
Fig. 1 and 2 from the plate on "Telegraph" in Rees's Cyclopædia, illustrating <a href="https://en.wikipedia.org/wiki/Robert_Hooke" class="extiw" title="w:Robert Hooke">Robert Hooke</a>'s proposal for an optical telegraph system. For further explanatory text, see entry on "TELEGRAPH", volume 35 of the Cyclopædia.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:01, 6 January 2017 | | 592 × 558 (63 KB) | 127.0.0.1 (talk) | Fig. 1 and 2 from the plate on "Telegraph" in Rees's <i>Cyclopædia</i>, illustrating <a href="https://en.wikipedia.org/wiki/Robert_Hooke" class="extiw" title="w:Robert Hooke">Robert Hooke</a>'s proposal for an optical telegraph system. For further explanatory text, see entry on "TELEGRAPH", volume 35 of the <i>Cyclopædia</i>. |
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