Facts about hearing and hearing aids.
Title:
Facts about hearing and hearing aids.
Author:
Corliss, Edith L. R.
Personal Author:
Edition:
Revised.
Publication Information:
[Washington] : Dept. of Commerce, National Bureau of Standards, [1978]
Physical Description:
31 pages : illustrations ; 27 cm.
General Note:
Produced in cooperation with Food and Drug Administration.
"A consumers guide from the National Bureau of Standards."
Language:
English
Added Corporate Author:
Format :
Book