2024-10-112024-10-11https://hdl.handle.net/11299/266034US Steel Corporation / Ralph Marsden Iron Ore CollectionCountry = USAState = WisconsinCounty = JacksonLocality = Black River FallsMine = Tilden MoundUniversity of Minnesota DuluthBox # = 31Storage Box # = 20US Steel Corporation / Ralph Marsden Iron Ore Collection - Sample #338Image