Guidebook for the identification of woods used for ties and timbers
By: By Arthur Koehler ...
Series: Misc. RL--1; Misc. RL--1
Publisher: Govt. print. off.
Published: 1917
Place of publication: Washington
Language: eng
Number of pages: 79
Subjects: Railroad ties; Timber; Wood
Notes: At head of title: U. S. Dept. of agriculture. Forest service.