Alaskan Waterfowl Management— Gabriehon 305 



Nelson, E. W. Report upon natural history collection made in 

 Alaska between the years 1877 and 1881. No. 3, Arctic Series, 

 Signal Corps, U. S. Army. 337 pp. 1887 (= 1888). 



Turner, L. M. Contributions to the natural history of Alaska. 

 U. S. Signal Corps. 216 pp. 1886. 



