Balloon observation, and instructions on the subject of work in the basket

United States. War Department. Division of Military Aeronautics

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“Balloon observation, and instructions on the subject of work in the basket” by United States. War Department. Division of Military Aeronautics: a…

Catalogue details

Author

United States. War Department. Division of Military Aeronautics

Category

Natural Sciences

Language

English

Source

Project Gutenberg