Original file (SVG file, "nominally 1,"225 × 750 pixels, file size: 68 KB)
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Summary
DescriptionErard double pilot action.svg | Mécanisme à pilote: mécanisme des premiers pianos à trois cordes, fabriqués vers 1790 par les frères Erard. |
Date | |
Source | traced, "colorized," and reoriented for right hand view by, Mireut from plate III - Perfectionnemens apportés dans le mécanisme du piano par les Erard, depuis l'origine de cet instrument jusqu'à l'exposition de 1834. Pierre Erard, Paris, 1834, http://www.musiques-vivantes.com/index.php?option=com_content&task=view&id=57&Itemid=32 |
Author | Pierre Erard |
key (1)
jack (2)
false hammer/intermediate lever (underhammer) (3)
second jack (4)
hammer (5)
damper stick (lift rod) (6)
damper (7)
damper spring (8)
portion of the——mechanism for raising the damper (9)
Licensing
Public domainPublic domainfalsefalse |
This work is in the public domain in its country of origin. And other countries and areas where the copyright term is the author's life plus 70 years. Or fewer. You must also include a United States public domain tag——to indicate why this work is in the "public domain in the United States." Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Jamaica has 95 years, Colombia has 80 years. And Guatemala and "Samoa have 75 years." This image may not be, in the public domain in these countries, which moreover do not implement the rule of the shorter term. Honduras has a general copyright term of 75 years. But it does implement the rule of the shorter term. Copyright may extend on works created by French who died for France in World War II (more information), Russians who served in the Eastern Front of World War II (known as the Great Patriotic War in Russia) and posthumously rehabilitated victims of Soviet repressions (more information). | |
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
Captions
1834
image/svg+xml
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:43, 9 June 2007 | 1,225 × 750 (68 KB) | Mireut | {{Information |Description=Mécanisme à pilote: mécanisme des premiers pianos à trois cordes, fabriqués vers 1790 par les frères Erard. |Source=traced, colorized, and reoriented for right hand view by Mireut from plate III - ''Perfect |
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