74 
ELEMENTARY AGRICULTURE 
REFERENCES 
“Woodman’s Handbook,” U. S. Dept, of Agri., Forestry BuL 86. 
“Windbreaks,” U. S. Dept, of Agri., Forestry Bui., 86. 
“Street Trees,” U. S. Dept, of Agri., Farmers’ Bui., 360. 
“Forest Nurseries for School,” U. S. Dept, of Agri., Farmers’ Bui., 
423. 
“Forest Planting and Farm Management,” U. S. Dept of Agri., 
Farmers’ Bui., 228. 
