PUBLICATIONS OF UNITED STATES DEPARTMENT OF AGRICULTURE 
RELATING TO MATERIALS FOR PAPER MAKING. 
AVAILABLE FOR FREE DISTRIBUTION. 
Suitability of Longleaf Pine for Paper Pulp. Department Bulletin 72. 
Crop Plants for Paper Making. Bureau of Plant Industry Circular 82. 
Pulp and Paper and other Products from Waste Resinous Woods. Bureau of Chem- 
istry Bulletin 159. 
Paper-making Materials and Their Conservation. Bureau of Chemistry Circular 41. 
Paper Birch in the Xortheast. Forest Service Circular 163. 
Experiments with Jack Pine and Hemlock for Mechanical Pulp. Forest Service 
Miscellaneous. 
FOR SALE BY THE SUPERINTENDENT OF DOCUMENTS. 
The Grinding of Spruce for Mechanical Pulp. Forest Service Bulletin 127. Price, 
15 cents. 
Progress in Saving Forest Waste. Yearbook 1910. Price. SI. 
The" Utilization of Crop Plants in Paper Making. Yearbook 1910. Price, SI. 
28 
ADDITIONAL COPIES 
OF THIS PUBLICATION MAY BE PROCURED FROM 
THE SUPERINTENDENT OF DOCUMENTS 
GOVERNMENT PRINTING OFFICE 
WASHINGTON, D. C. 
AT 
5 CENTS PER COPY 
V 
"WASHINGTON : GOVERNMENT PRINTING OFFICE : 191." 
