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You searched for: Subject Geoscientific Information Remove constraint Subject: Geoscientific Information Year 1909 Remove constraint Year: 1909
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1. Chart of the Indiana coal field :to accompany the supplementary report on the coal of Indiana, by George H. Ashley /prepared by Edwin F. Lines ; in cooperation with the United States Geological Survey.

1909. Includes three statistical tables: Table of commercial coal mines -- Summary of coal by counties -- Composition of Indiana coal.; Detached from: Su...