File:Ronalds Telegraph.png
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Original upload log
The original description page was here. All following user names refer to en.wikipedia.
| Date/Time | Dimensions | User | Comment |
|---|---|---|---|
| 2018-12-18 01:51 | 820×505× (482519 bytes) | Spinningspark | {{Information |Description=[[Francis Ronalds]]' telegraph experiment |Source=Francis Ronalds, ''Descriptions of an Electrical Telegraph'', London: R. Hunter, 1823 |Date=published 1823 |Author=unknown/illegible artist |other_versions= }} == Licensing == {{PD-old-70}} |
