Number 



A 17. Disintegration of girdled western hemlock and grarid fir, 



' Austin E. Helmers. December 1948. 



U 18, Suggested Montana Doug]as-fir Christmas tree standards. 



S, Blair Hutchison and Ben M. Huey. January'- 1949. 



U 19. The possibilities of modj.fying lightning storms in the nor- 



thern Rockies. • Vincent J. Schaefer. January 1949. 



A 20. Forest resources of southern Montana. ¥, C. Hodge, C. W, 



' ■■■■ • Brown, and T. L, Finch. May 1949. 



A 21. Forest resources of Northeast Washington, Paul D. Kemp and 



H. J. Pissot. May 1949. 



A 22. Bibliography of ponderosa pine. A, L, Roe and K. N, Boe, 



March 1950. 



Jk 23. Forest resources of south central Montana, T, L, Finch, 



W, C, Hodge, and M. E. Metcalf. April 1950, 



A 24. The cubic foot as a national log-scaling standard, E, F, 



Rapraeger, June 1950. 



A 25. Montana forest resource and industry statistics, Paul D, 



Kemp and M. B, Dickerman, October 1950, 



MISCELLANEOUS PUBLICATIONS 



1, ' The Northern Great -Plains Research Center, its work and 

 aims. Division of Range Research, May 1950. 



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