Favorite this☆ Library, Calumet & Hecla Mining Company, Calumet, Michigan Description: View of the library of the Calumet & Hecla Mining Company in Calumet, Michigan. Printed on front: "Calumet and Hecla Library, Calumet, Mich. E.C. Kropp Co., Milwaukee." Details Resource ID: bh012106 Subject: Corporate libraries--Michigan--Calumet 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.
