Scope and Contents From the Collection: This collection consists of three subgroups. The W.C. Giebel Subgroup consists of incoming and outgoing correspondence (1955-1978) dealing with mining and ore processing matters, patents, political and monetary policy, and the history of Nelson, Wisconsin; financial records (1946-1978); legal documents (1969, 1974); maps (undated); production records (1947-1977) from several mining properties, including the Gulf Claim and the Star Mine of Neihart, the Hilger Ore Milling Company of Lewistown,...