Alaska and adjoining territory / drawn by H. Lindenkohl.United States Coast Survey1869"No. 20"--Upper right margin."The Yukon River, ranges of mountains, shores of Norton Sound and many features of the interior from a reconnaissance by W.H. Dall, Director of the Scientific Corps, of the W.U. Tel. Expedition, 1865-1868."Inset: Aleutian Islands.cartographic