ADDITIONAL REFERENCES 



Turpentine Orcharding 



Briggs Chem. World, through Paper, Nov. 13, 1912, p. 21. 



French & Withrow J. Ind. Eng. Chem., 1914, p. 148. 



Herty J. Elisha Mitchell Soc., 23, No. 1, 1907. 



U. S. Dept. Agric., Forest Service Bulletins 40, 90, 101, 116, 119; 



Circular 34. 

 Walker J. Soc. Chem. Ind., 1911, p. 934. 



Destructive Distillation 



Benson & Damn J. Ind. Eng. Chem., Nov. 1913, p. 935. 



Dungan U. S. Pat. 1,007,341, Oct. 31, 1911. 



Gautier U. S. Pat. 980,509, Jan. 3, 1911. 



Gautier & Burger U. S. Pat. 896,292, Aug. 18, 1908. 



Hammatt U. S. Pat. 843,599. 



Harper "Utilization of Wood Waste by Distillation" (1909). 



j ewet t U. S. Pat. 824,872, July 3, 1906. 



Klar "Technologie der Holzverkohlung" 



Klason "Destructive Distillation of Pine, etc." Chem. Centr. 1909, 1 

 p. 109. 



McLaughlin U. S. Pat. 1,012,684, Dec. 26, 1911. 



Pritchard U. S. Pat. 880,466, Feb. 25, 1908; J. Soc. Chem. Ind., 1912, 

 p. 418. 



Snyder U. S. Pat. 821, 264, May 22, 1906. 



Teeple J. Ind. Eng. Chem., Aug. 1913, p. 680. 



Walker J. Am. Chem. Soc. 28, (1906), pp. 103-5. 



U. S. Dept. Agric., Forest Service Cir. 114, "Wood Distillation." 



U. S. Dept. Agric., Bur. Chem. Cir. 36 " Chemical Methods of Utiliz- 

 ing Wood." 



Steam Distillation 



Danner U. S. Pat. 883,091, Mar. 24. 1908 



Gardner U. S. Pat. 881, 787, Mar. 10, 1908. 



Hawley and Palmer Eighth Int. Cong, of App. Chem., Vol. 13, p. 151. 



Jackson U. S. Pat. 832,976, Oct. 8, 1906. 



jewett U. S. Pat. 863,718, Aug. 20, 1907. 



Pride U. S. Pat. 840,955, Jan. 8, 1907. 



Rasche U. S. Pat. 850,098. Ap. 9, 1907. 



U. S. Dept, Agric., Forest Service, Bull. 109, "Distillation of Resinous 



Woods by Saturated Steam." 

 Williams U. S. Pat. 799,426, Sept. 12, 1905. 



Extraction Processes 



Bashlin U. S. Pat. 1,059,261, Ap. 25, 1913. 

 Craighill U. S. Pat. 783,367. Feb. 21, 1905. 

 Frankforter J. Am. Chem. Soc. 28, (1906), p. 1467. 



J. Ind. Eng. Chem. 3, p. 4. 



U. S. Pats. 918,989; 918,990, April 20, 1909. 

 Huggins U. S. Pat. 1,022,194, April 2, 1912. 



Ogilvie, Manningtree & Mitchell Eng. Pat. 5,978, Mar. 12, 1909. 

 Rowley U. S. Pats. 942,106; 942,207, Dec. 7, 1909. 

 Saylor U. S. Pat. 945,612, Jan. 4, 1910. 



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