"Copy of a map of part of the Frostburgh Coalfield; as compiled from actual survey. Part of the lands of the New York and Maryland Coal and Iron Company."
Greene, Geo. S. -- Surveyor
<bdi><a href="https://en.wikipedia.org/wiki/en:New_York_Public_Library" class="extiw" title="w:en:New York Public Library"><span title="public library system in New York City">New York Public Library</span></a>
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