TITLES OF PAPERS RECEIVED 
The number follounng a title indicates the page of the Proceedings 
on which it may be found. 
Page 
The Address of the President Geo. W. Stewart 29 
Geology and Allied Subjects. 
Wave Action and Results of Ice Action as Seen Near the 
Macbride Lakeside Laboratory, Summer of 1916 
John L. Tilton 
Second Record of Oscillations in Lake Level, and Records of 
Lake Temperatures and Meteorology, at the Macbride 
Lakeside Laboratory, July, 1916 John L. Tilton 33 
A Notable Mound Group Near the Proposed Government Park 
at McGregor Ellison Orr 43 
High-level Terraces of Okanogan Valley, Washington 
Charles Keyes, 47 
Continental Perspective of American Pre-Cambrian Strati- 
graphy Charles Keyes 53 
Extent and Age of Cap-au-Gres Fault Charles Keyes 61 
A Bibliography of the Driftless Area W. D. Shipton 67 
Post-Kansan Erosion M. M. Leighton 83 
The Buchanan Gravels of Calvin and the Iowan Outwash. .... 
M. M. Leighton 86 
The Iowan Glaciation and the So-called Iowan Loess Deposits 
M. M. Leighton 87 
The Loess and the Antiquity of Man B. Shirnek 93 
History of the Pleistocene in Iowa Emmet J. Cable 
Pleistocene Deposits Between Manilla in Crawford County and 
Coon Rapids in Carroll County, Iowa George F. Kay 99 
Ocheyedan Mound, Osceola County, Iowa George F. Kay 101 
A Note Regarding a Slight Earthquake at Iowa City on April 
9, 1917 George F. Kay 103 
A Large Colony of Fossil Coral, A. O. Thomas. 105 
A Supposed Fruit or Nut from the Tertiary of Alaska 
A. O. Thomas 113 
Notes on a Decapod Crustacean from the Kinderhook Shale 
near Burlington ... Otto Walter 119 
Some Observations on the History of Yangtse River, China.. 
C. L. Foster 127 
Some Geologic Aspects of Conservation James H. Lees 133 
Some Fundamental Concepts of Earth History. .James PI. Lees 155 
The Origin of the St. Peter Sandstone A. C. Trowbridge 171 
The Prairie du Chien-St. Peter Unconformity in Iowa 
A. C. Trowbridge 177 
Some Conclusions Concerning the Erosional History of the 
Driftless Area A. C. Trowbridge 
Home Economics. 
An Improved Method for Home Canning 
C. N. Kinney and Maurice Ricker 
