Muir, H. E. (Engineer)Blueline print.; "June 5, 1924."; North slightly to the left of vertical.; Insets: [Birch Lake shore area] -- [Area 1 mile SE of Argo Camp] -- Argo Camp.82 x 110 centimetersJPEGUMN_ALMA:9947921710001701engJohnson-Higgins (New York)PublicMesabi Iron Company, Babbitt, MinnMapsMinnesota1924University of Minnesota