120 THE SCALING OF DEFECTIVE LOGS 



References 



Instructions for the Scaling and Measurement of National Forest Timber, U. S. 



Dept. Agr., Forest Service, 1916. 

 Checking Check Scalers, T. S. Woolsey, Jr., Proc. Soc. Am. Foresters, Vol. XI, 



1916, p. 245. 

 Methods of Scaling Logs, Henry S. Graves, Forestry Quarterly, Vol. Ill, 1905, 



p. 245. Cull tables by Tiemann. 

 Methods of Making Discounts for Defects in Scaling Logs, H. D. Tiemann, Forestry 



Quarterly, Vol. Ill, 1905, p. 354. 



