Norum, Thomas D.
Measured and calculated transmission losses of sound waves through a helium layer [NASA TN D-7230] / Thomas D. Norman .- Washington, D. C.: National Aeronautics and Space Administration, 1973 .- 23p. .- ( National Aeronautics and Space Administration (NASA)
Subject Headings:
Helium layer;
Copy Details:
Acc. No.: 101313 [D-7230], Full Call No.: , Item type: Technical Report , Location: COMPACT STORAGE (BASEMENT),
------------------------- --------------------- ------ --------- ------- ------- --------- --------
Measured and calculated transmission losses of sound waves through a helium layer [NASA TN D-7230] / Thomas D. Norman .- Washington, D. C.: National Aeronautics and Space Administration, 1973 .- 23p. .- ( National Aeronautics and Space Administration (NASA)
Subject Headings:
Helium layer;
Copy Details:
Acc. No.: 101313 [D-7230], Full Call No.: , Item type: Technical Report , Location: COMPACT STORAGE (BASEMENT),
------------------------- --------------------- ------ --------- ------- ------- --------- --------