Favorite this☆ Calumet & Hecla Mining Company, Calumet, Michigan Description: View of the Calumet & Hecla Mining Company buildings in Calumet, Michigan. Printed on front: "View of Calumet & Hecla, Calumet, Mich. 4." Printed on back: "E.C. Kropp Co., Milwaukee." Details Resource ID: bh012098 Subject: Calumet and Hecla Mining Company Copper mines and mining--Michigan--Calumet Postcards Publisher: E.C. Kropp Co. Date Issued: Unknown year Format: 1 postcard : col. ; 3.5 x 5.5 in. Member of: Burton Historical Collection Filing Location: M/Localities-Calumet Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.
