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Title: Illustrations of photo-relief process [Go to resource]
Description: Illustrations of photo-relief process. (Zinc plate & paper print; neighbourhood of Keighley). License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1876-478 Go to resource More Like this...-
Objects illustrating regenerative electro-zincing…Objects illustrating regenerative electro-zincing process
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