Mechanical properties of aspen
By: by R.P.A. Johnson
Contributors: Lake States Forest Experiment Station (Saint Paul, Minn.)
Series: Lake States aspen report -- no. 7
Publisher: U.S. Dept. of Agriculture, Forest Service, Lake States Forest Experiment Station
Published: 1947
Place of publication: St. Paul, Minn.]
Language: eng
Number of pages: 16
Subjects: Aspen
Notes: Cover title.

"July 1947."