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Geology of Ohio, vol. VII, Maps showing outcrop boundaries of principal coal seams

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Geology of Ohio, vol. VII, Maps showing outcrop boundaries of principal coal seams

description

Summary

Public domain scan of a vintage map, city plan, atlas, cartoghraphy, free to use, no copyright restrictions - Picryl description.

date_range

Date

1893 - 1893
create

Source

New York Public Library
copyright

Copyright info

Creative Commons CC0 1.0 Universal Public Domain Dedication ("CCO 1.0 Dedication")

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