Helicopter engineering.
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York :
Ronald Press Co.,
[1949]
|
| Subjects: |
| Item Description: | "References for further reading": pages 245-247. |
|---|---|
| Physical Description: | xiv, 255 pages : diagrams ; 24 cm. |