40 



WOOD AND FOREST. 



THE STRUCTURE OF WOOD. 



ReFEKENCES : * 



Roth, Forest Bull. No. 10, pp. 11- Bitting, Wood Craft, 5: 7G, 106, 



23. 144, 172, (June-Sept. 1900). 



Boulger, pp. 1-.39. Ward, pp. 1-38. 



Sickles, pp. 11-20. Encyc. Brit., 11th Ed., -Plants," 



Pinchot, Forest Bull. No. 24, I, pp. p. 741. 



11-24. Strasburger, pp. 120-144 and Part 



Keelev, pp. .514-517. II, Sec. II. 



Curtis, pp. 02-85. Snow, pp. 7-9, 183. 



Woodcraft, 15: 3, p. 90. 



"For general bibliography, see p. 4. 



