File:Phonautograph.jpg

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A Phonautograph machine.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	01:04, 21 September 2016		1,178 × 921 (709 KB)	Oryaw (talk \| contribs)	A Phonautograph machine.

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Orientation	Normal
Horizontal resolution	300 dpi
Vertical resolution	300 dpi
Software used	Adobe Photoshop CS6 (Windows)
File change date and time	10:57, 21 January 2014
Color space	sRGB
Date and time of digitizing	06:02, 5 May 2011
Date metadata was last modified	05:57, 21 January 2014
Unique ID of original document	xmp.did:269B9DADB482E3119BFFB840E9C1BB61