Polytone Mini-brute IV: Can you recognise it? - YouTube
Polytone Mini-Brute III (3) – The Bass Gallery
Vintage Polytone Taurus PA-60 Jazz Amp | Reverb
Sold items | bass, electric bass, luthier, online shop | DoctorBass
POLYTONE Guitar Amplifiers for sale in the USA | guitar-list
Dave Swift on Twitter: "One of the rarest basses in my collection: A 1980 Polytone Contempo bass. Anyone else own one of these? https://t.co/JXAbcjCeDn https://t.co/FFo1q1SFV6" / X
super rare polytone contempo bass - 1980 Piano Black With Gold Hardware | Reverb