Relative durability of Rocky Mountain and Pacific Coast Douglas fir ties
Authors: | Forest Products Laboratory |
Year: | 1920 |
Type: | Technical Note |
Station: | Forest Products Laboratory |
Source: | Technical note ; 87 |
Authors: | Forest Products Laboratory |
Year: | 1920 |
Type: | Technical Note |
Station: | Forest Products Laboratory |
Source: | Technical note ; 87 |