Scientific Abstracting
| Main Authors: | , |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
(Washington :
National Research Council),
(1921)
[Washington, D.C. : National research council, 1921] [Washington, D.C., 1921] |
| Series: | Reprint and circular series of the National Research Council ;
no. 21 Reprint and circular series of the National Research Council 21 |
| Subjects: |