Oliver Iron Mining Company

E1803094 UNEXPLORED

Oliver Iron Mining Company was a major early 20th-century iron ore mining firm in the Lake Superior region that became a key subsidiary of U.S. Steel and a dominant producer of iron ore in the United States.

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All labels observed (1)

Label	Occurrences
Oliver Iron Mining Company canonical	2

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Chester Adgate Congdon → employer → Oliver Iron Mining Company ⓘ

Chester Adgate Congdon → boardMemberOf → Oliver Iron Mining Company ⓘ