REFERENCES
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2. "Progress in Developing a Constant-Level Balloon", Report by Dewey and Almy Chemical Company, Cambridge, Massachusetts, June 15, 1944.
3. "Analysis of Japanese Weather Service", Air Weather Service Technical Report 45-1, Langley Field, Virginia, May, 1946,
4. Clarke, E.T., Korff, S.A., "The Radiosonde: The Stratosphere Laboratory", Journal of the Franklin Institute, Vol. 232, No. 3, September, and No. 4, October, 1941.
5. Middleton, W.G.K., Meteorological Instruments, Toronto, Canada, 1941, p. 46.
6. "Aerological Observations", Monthly Weather Review, Vol. 71, pp. 202-3, 1943.
7. Brombacher, W. G., "Altitude-Pressure Tables Based on the United States Standard Atmosphere", Report No. 538, National Advisory Committee for Aeronautics, Washington, D. C. September, 1935.
8. Timoshenko, MacCullough, Elements of Strength of Materials, Vol. 1, p. 51.
9. Lange, K. O., Unpublished Report, Lexington, Kentucky, 1947.
10. Warner, E. P., Aerostatics, The Roland Press Co., New York, 1926.
11. "The National Geographic Society - "U.S. Army Air Corps Stratosphere Flight of 1934 in the Balloon 'Explorer'", Contributed Technical Papers of the National Geographic Society, Washington, 1935.
12. The National Geographic Society - "U.S. Army Air Corps Stratosphere Flight in the Balloon 'Explorer II'", Contributed Technical Papers of the National Geographic Society, Washington, 1936.