DEPARTMENT BULLETIN. No. 1493 
Washington, D. C. fyi a eee 
at 
Bee toes 
TIMBER GROWING AND LOGGING PRACTICE 
IN THE DOUGLAS FIR REGION 
MEASURES NECESSARY TO KEEP 
FOREST LAND PRODUCTIVE AND TO 
PRODUCE FULL TIMBER CROPS 
By 
THORNTON T. MUNGER, Director 
Pacific Northwest Forest Experiment Station, Forest Service — 
Introduction by | 
W. B. GREELEY, Forester, Forest Service 
UNITED STATES 
GOVERNMENT PRINTING OFFICE 
WASHINGTON 
» 1927 
