"Inner ear."; "Sound Investments (Pittsburgh, Pa.)--Periodicals.", "Sound Investments (Morgantown, W. Va.)--Periodicals."; "Stereophonic sound systems--Periodicals."; "1977-1979"; "

Serial. Printed Ephemera Collection has: v.1:no.1 (1977:fall)-v.1:no.2 (1977:winter), v.2:no.2 (1978:winter), v.3:no.1 (1979:summer).

"; ""; "P12287"; "pec"; "Sound Investments (Morgantown, W. Va.)--Periodicals.", "Sound Investments (Pittsburgh, Pa.)--Periodicals.", "Stereophonic sound systems--Periodicals."; "14256"; .