A CONFERENCE between manufacturers and representatives of the Aeronautics Branch of the U.S. Department of Commerce was held on September 14 to discuss certain proposed changes in the airworthiness requirements of Aeronautics Bulletin No. 7‐A (the current issue of which is dated January 1933) which were put forward by the Department.
(1933), "U.S. Airworthiness Requirements: The Theoretical Considerations on which the Revised Structural Requirements of the Bureau of Commerce are Based", Aircraft Engineering and Aerospace Technology, Vol. 5 No. 10, pp. 232-238. https://doi.org/10.1108/eb029726Download as .RIS
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