Utilization of Douglas - fir Bark /
Hall, Alfred.
Utilization of Douglas - fir Bark / Alfred Hall. - Portland : Pacific Northwest Forest and Range Experiment Station Forest Service, 1971. - [2], 138 s. ; 27 cm.
Utilization of Douglas - fir Bark / Alfred Hall. - Portland : Pacific Northwest Forest and Range Experiment Station Forest Service, 1971. - [2], 138 s. ; 27 cm.