30 PROCEEDINGS OF THE AMHERST MEETING 



1911. Glacial man at Trenton. Records of the Past, volume X, pages 273-282. 



1912. Origin and Antiquity of Man. Oberlin, Bibliotheca Sacra Company ; 



xx, 547 pages, 42 illustrations, including 11 maps. 

 Postglacial erosion and oxidation. Bulletin of the Geological Society of 

 America, volume 23, pages 277-296, 8 illustrations, 2 maps. 



1913. Age of Pithecanthropus erectus. Records of the Past, volume XII, 



pages 93-94. 



Dr. Matthew on Wright's Origin and Antiquity of Mau. American 

 Anthropologist, volume XV, pages 704-706. 



Recent date of the attenuated glacial border in Pennsylvania. Inter- 

 national Geological Congress, Report of the twelfth session, Toronto 

 and Ottawa, pages 451-453. 



1914. Age of the Don River glacial deposits. Bulletin of the Geological 



Society of America, volume 25, pages 205-214. 

 Evidence of a glacial dam in the Allegheny River between Warren and 



Tionesta, Pennsylvania. Bulletin of the Geological Society of 



America, volume 25, pages 215-218. 

 Man and the mammoth in America. Records of the Past, volume 



XIII, pages 103-105. 

 Prehistoric flint quarries and iron workings in Sweden. Records of 



the Past, volume XIII, pages 82-86. 



1915. See Ohio First. Oberlin. Bibliotheca Sacra Company ; viii, 85 pages. 



This book gives a condensed account of the geology, physical geog- 

 raphy, archaeology, and history of Ohio, with notes of many routes 

 for travel within the State, whereby places of special significance 

 may be visited. A second edition was issued in 1919. 



1916. Story of my Life and Work. Oberlin, Bibliotheca Sacra Company: 



xv, 459 pages, including bibliography of the author's papers and 

 book reviews, but not of his published books, in pages 437-459. 



Geology of Lorain County, Ohio. In Standard History of this county, 

 volume I, pages 1-12. 



Muir glacier. Alaska. Society of Alaskan Natural History and Eth- 

 nology, Bulletin II. 



Book reviews, Bibliotheca Sacra, volume LXXIII: Antiquity of Man, 

 by A. Keith ; Men of the Old Stone Age. by H. F. Osborn. 



1917. Report of E. H. Williams on the first phase of Pennsylvania glaciation. 



Science, new series, volume XLVI. pages 37-39. 



1918. Evidence from Alaska of the unity of the Pleistocene glacial period. 



Science, new series, volume XLVII, page 361. 

 Explanation of the abandoned beaches about the south end of Lake 

 Michigan. Bulletin of the Geological Society of America, volume 29. 

 pages 235-244. 



1919. Charles Conrad Abbott and Ernest Yolk. [Biographic memorials.] 



Science, new series, volume L, pages 451-453. 



1920. The Ice Age in North America. Oberlin. Bibliotheca Sacra Company : 



sixth edition, xxi. 24, 703 pages, 210 illustrations, including 50 maps. 



1921. The Preglacial outlet of Lake Erie. Science, new series, volume LITI, 



pages 286-287. 



