Sleem's Map Of Central Alaska Showing ... Routes Of Travel And The Line Of Alaska Northern Railway From Seward To Fairbanks. Compiled from U.S. Government and R.R. Surveys, reliable prospectors and personal reconnaissance by D.H. Sleem, A.B., M.S., M.D. Copyright, 1910, by D.H. Sleem, Seward, Alaska. (inset) Iditarod And Innoko Districts.