Marshall JMP 2204 Master Model Mk2 Lead 50-Watt Guitar Amp Head 1975 - 1981 | Reverb
1978 Marshall JMP Model 2204 Master Volume 50-watt Head > Amps & Preamps | Thunder Road Guitars
1979 Marshall JMP 2204 Master Model Mk2 Lead 50-Watt Guitar Amp Head | Guitar Chimp
The Alarm - Stage used 1978 Marshall JMP 2204 Master Model 50 watt Mark 2 Lead guitar amplifier head, made in England, ser. no. S/A09534K, amp fitted into a later white tolex
1978 Marshall JMP 2204 50w head overview - YouTube
Vintage 1978 Marshall JMP MK II 2187 50 Watt Guitar Head | Reverb
1974 Marshall JMP 50 / 1987 Tube Head – Walt Grace Vintage
JMP-50 Plexi (Model 1987 Lead & Bass) Amplifiers | Fretted Americana Inc.