Keywords: 45. PHOTOCOPY OF DRAWING OF MILL NO. 3, FEDERAL LEAD COMPANY, FLOW SHEET - Kennecott Copper Corporation, On Copper Rive - LOC - hhh.ak0003.photos.001018p.jpg en 45 PHOTOCOPY OF DRAWING OF MILL NO 3 FEDERAL LEAD COMPANY FLOW SHEET - Kennecott Copper Corporation On Copper River Northwestern Railroad Kennicott Valdez-Cordova Census Area AK LOC-image hhh ak0003/photos 001018p Unknown employee of the United States government http //www loc gov/rr/print/res/114_habs html Historic American Buildings Survey/Historic American Engineering Record/Historic American Landscape Survey Collection Rights and Restrictions Information 150px HABS-source PD-USGov Technical drawings of Kennecott Alaska |