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GlUDINGS, J. L. 



193S. Buried wood from Fairbanks. Alaska. Tree-Ring Bull., 193S, pp. 

 3-6. 

 Griggs, Robert F. 



193G. The vegetation of the Katmai District. Ecology, vol. 17, No. 3, pp. 

 380-417. 

 Hakdy, R. M., and D'Appolonia, E. 



1946. Permanently frozen ground and foundation design, Parts 1 and 2. 



Eng. Journ. Canada, vol. 29, No. 1, pp. 1-11. (Reviewed by W. H. 

 Ward, in Journ. Glaciol., vol. 1, No. 2, pp. 80-81, July 1947.) 



HiBBEN, F. C. 



1941. Archeological aspects of Alaskan muck deposits. New Mexico An- 

 thropologist, vol. 5, No. 4, pp. 151-157. 

 Highway Research Board. 



*1948. Bibliography on frost action in soils, annotated. Nat. Res. Counc, 

 Highway Res. Board, Bibliography 3, 57 pp. 

 Hogbom, B. 



*1914. L'ber die geologische Bedeutuug des Frostes. Geol. Inst. Uppsala 

 Bull., vol. 12, pp. 257-389. 

 Hopkins, David M. 



1949. Thaw lakes and thaw sinks in the Imuruk Lake area, Seward Penin- 

 sula, Alaska. Journ. Geol., vol. 57, No. 2, pp. 119-131. 



HORBERG, LELAND. 



19-19. A possible fossil ice wedge in Bureau County, Illinois. Journ. Geol., 

 vol. 57, No. 2, pp. 132-136. 

 HUTTL, John B. 



1948. Building an earth-fill dam in Arctic placer territory. Eng. and Min. 

 Journ., vol. 149, No. 7, pp. 90-92. 

 Ingersoll, L. R., Zobell, O. J., and Ingersoll, A. C. 



1948. Heat conduction, with engineering and geological applications. 278 



pp. New York. 

 Jaillite, W. Marks. 



*1947. Permafrost research area. Military Eng., vol. 39, No. 263, pp. 375-379. 

 Jen NESS, J. L. 



1949. Permafrost in Canada. Arctic, vol. 2, No. 1, pp. 13-27. (See also 



later correspondence by J. D. Bateman in Arctic, vol. 2, No. 3, 

 pp. 203-204.) 



JOESTINGS, H. R. 



1941. Magnetometer and direct-current resistivity studies in Alaska. Amer. 

 Inst. Mech. Eng. Techn. Publ. 1284, 20 pp. 

 JtTOsoN, Sheldon. 



1949. Rock-fraginout slopes caused by past frost action in the Jura Moun- 

 tains (Ain), France. Journ. Geol., vol. 57, No. 2, pp. 137-142. 

 Kaliaev, A. V. 



1947. Anabiosis under conditions of frozen ground. Mikrokiologiya, vol. 



16, No. 2. 

 Lane, Alfred C. 



1946. Northern climatic variations affecting geothermal initial. Canadian 

 Inst. Min. and Metal. Bull. 411, pp. 397-402. 

 Leffingwell, E. de K. 



*1919. The Canning River region, northern Alaska. U. S. Geol. Surv. Prof. 

 Pap. 109, 251 pp. 

 Legget, R. F. 



1939. Geology and engineering. G50 pp. New York. 



