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Title: Circular cellulose nitrate covered steel button, painted bla [Go to resource]
Description: Circular cellulose nitrate covered steel button, painted black apart from two half moon shapes lying opposite each other and in imitation mother of pearl finish, about 1930 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1930-1940 Source: Science Museum Identifier: 1980-676/175 Go to resource More Like this...
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