France1978:
Vintage Dahlberg Tru-Sonic Vacuum Tube (Body) Hearing Aid, Model D-4, Made In USA, Circa 1951
France1978:
Vintage Dahlberg D-9 Special Transistor (Body) Hearing Aid, Measures 2.25 Inches High, Made In USA By The Dahlberg Company, Minneapolis, Minnesota, Circa 1955
France1978:
Vintage Dahlberg Model D-9 Admiral Transistor (Body) Hearing Aid, Made In USA, Circa 1955
France1978:
Vintage Dahlberg D-9 Special Transistor (Body) Hearing Aid, Measures 2.25 Inches High, Made USA By The Dahlberg Company, Minneapolis, Minnesota, Circa 1955
France1978:
Vintage Dahlberg Transistor (Body) Hearing Aid, Model D-7, Made In USA, The Dahlberg Company, Golden Valley, Minnesota, Circa 1954
France1978:
Vintage Transistor Behind-The-Ear (BTE) Hearing Aids, From Left, Top Row - Electone 600, Unknown, Silvertone, Middle Row - Qualitone, Dahlberg Magic-Ear II, Qualitone, Bottom Row - Qualitone, Vicon, Sonotone 70, All Made In USA
France1978:
Vintage Advertising For the Motorola-Dahlberg Clarifier Eyeglass-Style Transistor Hearing Aid In The Fort Myers Florida News Press Newspaper, October 22, 1962
France1978:
Vintage Motorola-Dahlberg Clarifier Eyeglass-Style Transistor Hearing Aid, Made In USA, Circa 1962
France1978:
Vintage Dahlberg Model D-9 Admiral Transistor (Body) Hearing Aid, Made In USA, Circa 1955
France1978:
Vintage Advertising For The Dahlberg Admiral Transistor Hearing Aid In The Montreal Quebec Gazette Newspaper, October 5, 1955
France1978:
Vintage Dahlberg Olympus Transistor (Body) Hearing Aid, No Model Number, Made In USA, Circa 1960s
France1978:
Vintage Dahlberg Transistor (Body) Hearing Aid, Model D-7, Made In USA, The Dahlberg Company, Golden Valley, Minnesota, Circa 1954