252 Alaskan Science Conference 



6. Bertelsen, A. Grenlandsk medicinsk Statistik og Nosografi, 4. 



Kobenhavn, Reitzels Forlag. 1943. 



7. Borum, V. Greenland— Denmark's colony. Danish Foreign 



Office Journal, 1 and 2, 1948. 



8. Call, S. J. In, Report of the cruise of the U.S. Revenue Cutter 



Bear and the Overland Expedition, Nov. 27, 1897 to Sept. 13, 

 1898. Washington. 1899. 

 g. Chernyshev, M. J. Water services in regions with perpetually 

 frozen ground. Jour. American Water Works Assoc, 22 (7): 



8 99- J ul Y> 193°- 



10. . Search for underground water in perpetually frozen 



areas. Jour. Amer. Water Works Assoc, 27 (4): 581. April, 



1935- 



11. Day, E. K. A study of a recirculating house water service con- 



nection with a single water main. Unpublished paper. Arctic 

 Health Research Center. Anchorage. 



12. Easton, P. S. Food resources of Alaska. Nutrition Unit, Alaska 



Department of Health. Juneau. April, 1950. 



13. Hartwig, G. The polar and tropical worlds. Philadelphia. 



1871. 



14. Isachenko, B. A. and T. L. Simakov. Bakteriologicheskie issle- 



dovaniia pochv Arktiki (Bacteriological study of the Arctic 

 soil). Trudy Arkt. Inst., 9: 107 ff. 



15. Kojinov, V. E. Russian water supply systems in areas where the 



ground is perpetually frozen. (Unpublished paper). 



16. Krulish, Emil. Sanitary conditions among the Eskimos. Public 



Health Reports. December 12, 1913. 



17. Ponomarev, V. "Vechnaia" merzlota i rudnichnye vody v Ark- 



tike ("Eternal" congelation and mine waters in the Arctic). 

 Sov. Arkt., 4: 111 ff. 1936. 



18. Redman, Walter. Mains above ground in spite of forty below 



zero weather. Water Works Engineering, /05 (2): 120-122, 

 158. February, 1950. 



19. Roberts, Palmer W. Effects on materials in Arctic cold. Mili- 



tary Engineer. May and June, 1950. 



20. Roberts, P. W. and F. A. F. Cooke. Arctic tower foundations 



frozen into permafrost. Engineering News-Record, 144 (6): 

 38-39. February 9, 1950. 



21. Stirling, Matthew W. Nomads of the Far North. National 



Geographic Magazine, 96 (4): 471-504. October, 1949. 



22. Taracouzio, T. A. Soviets in the Arctic. New York. 1938. 



23. Twinn, C. R. Studies of the biology and control of biting flies 



in northern Canada. Arctic, Journal of the Arctic Institute 

 of North America, 5 (1): 14-26. April, 1950. 



