Glaciological Research in Alaska— Field 135 



61. Wright, F. E. and C. W. The Glacier Bay National Monument 



in Southeastern Alaska: Its glaciers and geology (unpublished 

 manuscript based on studies in 1906 and 1931 in the files of 

 the U. S. Geological Survey); See also Reid, Harry Fielding. 

 Variations of glaciers XII. Journal of Geology, 16: 51-55. 

 1908. 



62. Wright, G. Frederick. The Muir Glacier. American Journal of 



Science, Series 3, 33: 1-18. 1887. 



In addition to these references, there exist many valuable sources 

 of information in the unpublished reports, field notes, photographs, 

 and map data of many of the public agencies and private institutions 

 which have been responsible for conducting research in this field. 



