Instructions for making pilot balloon observations.
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Publication
1928 - U.S. Govt. Print. Off., Washington, District of Columbia
Language
English
Word Count
16,500 words, Guess
Page Count
66 pages
Identifiers
- OCLC Control Number6593031
- Open LibraryOL22972706M
Subjects
Topics
Pilot BalloonsBalloons, Pilot
Series Statement
- Circular / U. S. Dept. of Agriculture, Weather Bureau, Aerological Division -- O
- Circular (United States. Weather Bureau) -- O.
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