Instructions for airway meteorological service.
Instructions for airway meteorological service.
- Third edition. 1935.
- Washington, U.S. Govt. print. off., 1935.
- vi, 142 p. illus., diagrs. 24 cm.
- Circular N .
At head of title: U. S. Department of agriculture. Weather bureau. Earlier editions have title: Instructions for airway observers.
agr35000214
Meteorology--Observers' manuals.
TL556 / .U6 1935
At head of title: U. S. Department of agriculture. Weather bureau. Earlier editions have title: Instructions for airway observers.
agr35000214
Meteorology--Observers' manuals.
TL556 / .U6 1935