Study of tree diseases. Carl Hartley, consulting pathologist, Denver, Colo. 



COLORADO. Examination of silvical sample plots on National Forests C. G. Bates, 

 Denver. 



COLORADO AND WYOMING. Institution of mensuration studies in connection with 

 reconnaissance on National Forests J. H. Potts, Denver, Colo. 



COLORADO. Fremont Experiment Station. Continuation and extension of experi- 

 ments begun in 1910, and institution of new experiments Wade R. Martin, Manitou. 



Wagon Wheel Gap Experiment Station. Streamflow and meteorological meas- 

 urements, in cooperation with B. C. Kadel, of the Weather Bureau. Institution of 

 silvioal experiments and ecological studies. 



Changes in method of measuring streamflow, and preparation of type maps for the 

 watersheds John Murdoch, jr., and G. R. Morrison, Wagon Wheel Gap. 



GRAZING. J. W. NELSON, assistant district forester. 



LANDS. C. J. STAHL, assistant district forester. 



PRODUCTS. H. S. BETTS, assistant district forester. 



TIMBER TESTS. Timber- testing laboratory hi cooperation with the University of 

 Colorado, Boulder, Colo. N. de W. Betts, in charge. 



Tests on lodge-pole pine telephone poles cut green and seasoned. 



Report on results of tests on small pieces cut from red cedar, lodge-pole pine, and 

 Engelmann spruce telephone poles. 



Standard tests on the commercial species found in district 2. 



WOOD PRESERVATION. Inspection of metal mines in Ouray district, southern 

 Colorado, to determine feasibility of treating mine timbers II. M. Mason, jr., and 

 II. S. Betts. 



Installation of cooperative open-tank treating plant at Agricultural College, Fort 

 Collins, Colo. II. M. Mason, jr. 



WOOD UTILIZATION. Turpentine experiments in Arizona and Colorado H. S. 

 Betts and II. M. Mason, jr. 



Preparation of preliminary report on utilization of dead timber N. de W. Betts 

 and II. S. Betts. 



NATIONAL FORESTS. 



COLORADO. 



Arapaho. ARTHUR M. COOK, forest supervisor, Fraser (WU-Ad); Alva A. Simpson, 



deputy forest supervisor; Arthur T. Upson, forest assistant. . 

 Battlement. JOHN W. LOWELL, jr., forest supervisor, Collbran (WU-WF, G). 

 Cochetopa. EUGENE WILLIAMS, forest supervisor, Saguache (WU-G); Charles P. 



Bliss, forest assistant. 

 Colorado. H. N. WHEELER, forest supervisor, Fort Collins (WU-WF); Harold C. 



Clark, forest assistant. 

 Durango. ERNEST W. SHAW, forest supervisor, Durango (WU-G); John C. De Camp, 



forest assistant. 

 Gunnison. WILLIAM R. KREUTZER, forest supervisor, Gunnison (WU-WF, G); 



E.G. Berky, deputy forest supervisor; W. H. Mast, forest assistant. 

 Hayden. See Wyoming. 

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