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Title: "Curly" Bituminous Shale. [Go to resource]
Description: "Curly" Bituminous Shale. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: shale Source: Science Museum Creator: Young's Paraffin Light & Mineral Oil Co. Identifier: 1885-207/1 Go to resource More Like this...
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