Fig. 4. Fiber derived from the woody portion of the hurds. X75. From a microphotograph.
In: Dewey, L. H., & Merrill, J. L. (1916). Hemp Hurds as Paper-Making Material. Washington: Government Printing Office, p.11
In: Dewey, L. H., & Merrill, J. L. (1916). Hemp Hurds as Paper-Making Material. Washington: Government Printing Office, p.11