EDITORIAL 85 



oblique views of approach and retreat gave traversing lines of 

 vision that partially reached the stoss contours. 



This rather extended note has its purpose in a desire to make 

 clear the narrow limits of such differences of observation as 

 may exist and to show that the two main questions of general 

 interest are essentially unaffected by them. Glacialists may feel 

 sure that the conclusions derived from the topographic study of 

 a thousand miles of the coast, even though cursory, and limited 

 by conditions, will be found decisive on the main issues. 



T. C. C. 



