Perkins School for the Blind Archive:
Oticon P 11 P75-105 Transistor Hearing aid with ear piece
Perkins School for the Blind Archive:
Oticon P 11 P75-105 Transistor Hearing aid Adjustment Controls: Close up version 1
Perkins School for the Blind Archive:
Oticon P 11 P75-105 Transistor Hearing aid Adjustment Controls: Close up, version 2
Perkins School for the Blind Archive:
RADIOEAR 980P Transistor Hearing Aid
Perkins School for the Blind Archive:
3 DYNA-TONE Model 500 SP Transistor Hearing Aids
Perkins School for the Blind Archive:
DYNA-TONE Model 500 SP Transistor Hearing Aid
Perkins School for the Blind Archive:
DYNA-TONE Model 500 SP Transistor Hearing Aid
Perkins School for the Blind Archive:
ZENITH VOCALIZER II Transistor Hearing Aid
Perkins School for the Blind Archive:
ZENITH VOCALIZER II
Perkins School for the Blind Archive:
ZENITH VOCALIZER II transistor hearing aid Top Close Up
Perkins School for the Blind Archive:
WIDEX S20 Transistor hearing aid
Perkins School for the Blind Archive:
WIDEX S20 transistor hearing aid
Perkins School for the Blind Archive:
WIDEX S20 transistor hearing aid
Perkins School for the Blind Archive:
ZENITH "RADIONIC" Vacuum tube 2-piece hearing aid
Perkins School for the Blind Archive:
AMPLIFIER UNIT ZENITH "RADIONIC" Vacuum Tube Hearing Aid
Perkins School for the Blind Archive:
ZENITH "RADIONIC" Vacuum tube 2-piece hearing aid Carrying Case
Perkins School for the Blind Archive:
BATTERY CABLE: ZENITH "RADIONIC" Vacuum tube 2-piece hearing aid
Perkins School for the Blind Archive:
EARPHONE UNIT, ATTACHED CABLE, 3 EAR INSERTS for ZENITH "RADIONIC" Vacuum tube 2-piece hearing aid Attachments
Perkins School for the Blind Archive:
RETURN FORM: ZENITH "RADIONIC" Vacuum tube hearing aid
Perkins School for the Blind Archive:
RETURN FORM: ZENITH "RADIONIC" Vacuum tube hearing aid