File:John Addison Porter, carbon print, 1867.jpg

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Description 1 Carbon print portrait of Addison from a photograph [frontispiece]. [This is] a very early use of carbon printing in the United States, predating The American Carbon Manual by Edward Wilson, 1868, and the 1870 examples by Allen and Rowell of Boston.
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Source David A. Hanson Collection
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current22:14, 3 August 2010Thumbnail for version as of 22:14, 3 August 2010614 × 860 (42 KB)Scewing (talk | contribs){{Information |Description=1 Carbon print portrait of Addison from a photograph [frontispiece]. [This is] a very early use of carbon printing in the United States, predating The American Carbon Manual by Edward Wilson, 1868, and the 1870 examples by Allen

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