Correspondence re pedal radio developments and papers re Cloncurry Advisory Committee (Mr M.B. Anderson), 1934-1935 Box 200 Unit ID: 1 Date: 1934/1935
Correspondence re pedal radio experiments and appointment of H. Kinzbrunner as Radio Assistant (Mr A.H. Traeger), 1927-1929 Box 199 Unit ID: 1 Date: 1927/1929