80 BULLETIN 1294, U. S. DEPARTMENT OF AGRICULTURE ~ 
LITERATURE CITED 
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1 
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58 Pp. 
3. ——— 1921. Fire scars and decay. Jn Timberman, vy. 22, p. 37. 
4. Bruce, Donaup. 1923. Light burning: Report of the California Forestry 
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0. : 
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6 
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— 1917. Surface burning. Jn Am. Lumberman, no. 2182, p. 36-37. 
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O 
