Bui. 909, U. S. Dept. of Agriculture. 



Plate V. 



Fig. 1. — Walnut Half Logs, Which Have Been Prepared for Rotary 

 Stay-Log Slicing by Trimming Off the Greater Part of the Sap- 

 wood. 



At the butt end they arc entirely heart wood. 



Fig. 2. — A Walnut Half Log Being Sliced From the Sapwood Side by 

 the Rotary Stay-Log Process. 



