File:Foster magneto-electric telegraph.png
Original file (644 × 654 pixels, file size: 411 KB, MIME type: image/png)
Summary[edit]
Description |
Plan view of Henley and Foster magneto-electric telegraph |
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Source |
Nature, p. 112, 10 June 1875 |
Date |
published 1875 |
Author |
unknown |
Permission (Reusing this file) |
See below.
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Licensing[edit]
This file is in the public domain in countries with a copyright term of life of the author plus 70 years or less. | ||||
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File history
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current | 21:09, 26 January 2019 | 644 × 654 (411 KB) | Spinningspark (talk | contribs) | {{Information |Description=Plan view of Henley and Foster magneto-electric telegraph |Source=''Nature'', [https://books.google.co.uk/books?id=c7sQ_ywxHsUC&pg=PA112 p. 112], 10 June 1875 |Date=published 1875 |Author=unknown |other_versions= }} == Licensing == {{PD-old-70}} {{KeepLocal}} |
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