Mille Lacs Indian Trading Post, ca. 1915.

Me-gee-see, Dick Gahbowh, and John Mitchell at Mille Lacs Indian Trading Post, ca. 1915.

Mille Lacs Indian Trading Post, ca. 1929.

Magazine insert cover illustration promoting the Twin Cities Ordinance Plant. Minneapolis Sunday Tribune and Star Journal Magazine, March 11, 1942. Illustration by Oswald "Oz" Black.

Pickets blocking the entrance to Gate #3 at the Twin Cities Army Ammunition Plant (TCAAP). Photograph by E. K. Okamoto, August 24, 1967. Twin Cities Army Ammunition Plant files, box 143.E.17.3B. Manuscripts Collection, Minnesota Historical Society, St. Paul.

Picket line at the Twin Cities Army Ammunition Plant (TCAAP) blocking Gate #4. Photograph by H. W. Holmberg, August 8, 1967. Twin Cities Army Ammunition Plant files, box 143.E.17.3B.

Employee meeting during a visit from General Colby, Twin Cities Arsenal, August 1, 1957. Twin Cities Army Ammunition Plant files, box 143.E.17.2F. Manuscripts Collection, Minnesota Historical Society, St. Paul.

Twin Cities Arsenal employees with safety award, 1950s. Twin Cities Army Ammunition Plant files, box 143.E.17.3B. Manuscripts Collection, Minnesota Historical Society, St. Paul.

Workers outside the Twin Cities Ordnance Plant, 1950s. Twin Cities Army Ammunition Plant files, box 143.E.17.2F. Manuscripts Collection, Minnesota Historical Society, St. Paul.