Issued October 16, 1912. 
2S DEPARTMENT-OF AGRICULTURE, 
FOREST SERVICE—CIRCULAR 208. 
HENRY S. GRAVES, Forester, 
EXTRACTING AND CLEANING 
FOREST TREE SEED. 
COMPILED BY THE BRANCH OF 
SILVICULTURE. 
WASHINGTON: 
GOVERNMENT PRINTING OFFICE. 
1912. 
