Design and Manufacture of a 670,000 Cubic Foot Natural Shape Balloon for Project Pobal.
Final rept. Oct 71-Aug 72,
SCHJELDAHL (G T) CO NORTHFIELD MINN
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The configuration and manufacture of a 670,000 cubic foot, natural shape, zero pressure, free flight balloon is described. Requirements, design calculations, documentation, fabrication, testing and inspection are discussed. Author
- Lighter-than-air Aircraft