Editore: Beltone Institute for Hearing Research, Chicago, 1956
Da: Village Booksmith, Hudson Falls, NY, U.S.A.
Pamphlet. Condizione: Very Good. No Jacket. Translations of the Beltone Institute for Hearing Research # 2, January, 1956 translated from the German. Illustrated, Former owner's name stamped on cover. 13 pages Size: 6 x 9 Inches.