Pulping qualities of refractory vs. permeable douglas-fir heartwood
By: by Gary Lee Blackman.
Published: 1970
Language: eng
Number of pages: 89
Subjects: Douglas fir.; Wood-pulp.; Paper -- Testing.
Notes: Typescript.

Mounted photographs.

Thesis (M.S.)--Oregon State University, 1970.

Bibliography: leaves 64-69.