Transply crack density detection by acousto-ultrasonics
By: John E. Hemann ... [et al.].
Contributors: Hemann, John H.; United States. National Aeronautics and Space Administration.
Series: NASA technical memorandum -- 100224.
Publisher: National Aeronautics and Space Administration; For sale by the National Aeronautics and Space Administration
Published: 1987
Place of publication: [Washington, D.C.]; [Springfield, Va
Language: eng
Format: Microform
Subjects: Composite materials.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration], 1988. 1 microfiche ; 11 x 15 cm.