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Original file (SVG file, nominally 569 × 544 pixels, file size: 39 KB)
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Summary
| Description | illustration captioned "Wornum's Unique Action" |
| Date | circa 1860 |
| Source | Edward F. Rimbault The Pianoforte, Its Origin, Progress, and Construction Robert Cocks & Co., London, 1860. p.191 |
| Author | unsigned, not credited (many of the drawings appear in the Penny Cyclopedia article "Piano-forte", published 1840) |
| Other versions | https://archive.org/details/pianoforteitsori00rimbuoft |
a, key. b, hopper. c, string. d, hammer rail. e, hammer. f, damper and wire. g, damper rail. h, ruler. i i, springs.
Licensing
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This is a faithful photographic reproduction of a two-dimensional, public domain work of art. The work of art itself is in the public domain for the following reason:
The official position taken by the Wikimedia Foundation is that "faithful reproductions of two-dimensional public domain works of art are public domain". This photographic reproduction is therefore also considered to be in the public domain in the United States. In other jurisdictions, re-use of this content may be restricted; see Reuse of PD-Art photographs for details. {{PD-Art}} template without license parameter: please specify why the underlying work is public domain in both the source country and the United States
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 13:04, 28 September 2007 | | 569 × 544 (39 KB) | Mireut | {{Information |Description=illustration captioned "Wornum's Unique Action" |Source=Edward F. Rimbault ''The Pianoforte, Its Origin, Progress, and Construction'' Robert Cocks & Co., London, 1860. p.191 |Date=c.1860 |Author=unsigned, not credited (many of t |
| 13:02, 28 September 2007 |  | 591 × 593 (66 KB) | Mireut | {{Information |Description=illustration captioned "Wornum's Unique Action" |Source=Edward F. Rimbault ''The Pianoforte, Its Origin, Progress, and Construction'' Robert Cocks & Co., London, 1860. p.191 |Date=c.1860 |Author=unsigned, not credited (many of t |
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