Helkama model ??? 





Helkama model ???
Helkama model ???
Sn: 688XX
Tubes: ECC85, ECH81, EF89, EABC80, EC92, EL95, EL95, EM80
Dimensions: 552 x 273 x 350 (mm)
Year: 1959-60?
ID: 0705