Otarion ECA-1, ca. 1961
Zenith Diplomat, ca. 1956
Maico S-1 Ultra-Power Transist-Ear, ca. 1958
Maico Transist-Ear Model V, ca. 1955
Beltone Triumph 6 Super, ca. 1961
Maico Model J, ca. 1950
Paravox Model D, ca. 1950
Otarion Listener RX, 1960
Zenith Crusader, 1955
Zenith Royal T, 1953
Tonemaster Minuet, ca. 1948
Western Electric Model 38-A, ca. 1932
Sonotone 300, 1964
Zenith Model 75, 1947
Battery harness
Zenith Vocalizer III, 1972
Zenith Sentry, 1962
Sonotone Model 977
RadioEar Model PM Permo Magnetic Multipower, 1946
Otarion Model G2 Whisperwate, 1951
