SOLD - Marshall Model 1987 JMP 50 watt Lead guitar amp head 1972 – Mahar's Vintage Guitars
1976 Marshall JMP 50 Watt Lead MKII Head - Strum PDX
1974 Marshall JMP 50 / 1987 Tube Head – Walt Grace Vintage
Marshall JMP 1987 MK II 2-Channel 50-Watt Guitar Amp Head 1975 - 1981 | Reverb
Tape Op | FS: Marshall JMP 50 WATT HEAD 1976 - Message Board
Looking for advice & identification help—'70s Marshall JMP 50-Watt head : r/ToobAmps
Marshall Vintage 1969 Marshall JMP 50 Watt Valve Amplifier Head 1960's Amp For Sale The Music Locker
1971 Marshall JMP Lead 50 Watt Head Amplifier | South Austin Music | New, Used and Vintage Instruments - Acoustic and Electric | Austin, Texas
Marshall 1987X 50-watt Plexi Tube Head with FX Loop | Sweetwater
1974 Marshall JMP 50 MK II Vintage Tube Guitar Amp Head W/Road Case | eBay
Marshall JMP 50 Watt Plexi Head 1987 Circuit 1967, Black | Carter Vintage Guitars
1976 Marshall JMP 50 Watt Lead MKII Head - Strum PDX
1968 Marshall JMP 50w - Black Book Guitars
1979 Marshall 2204 JMP MKII Master Volume 50-Watt Head – Rock N Roll Vintage & Synth City
Marshall JMP 1987 MK II 2-Channel 50-Watt Guitar Amp Head 1975 - 1981 | Reverb
1971 Marshall JMP 50 Watt Head 1987 Model
Marshall JMP 1987T Tremolo 2-Channel 50-Watt Guitar Amp Head 1967 - 1975 | Reverb
Looking for advice & identification help—'70s Marshall JMP 50-Watt head : r/GuitarAmps
Marshall 1987X 50-watt Plexi Tube Head with FX Loop | Sweetwater
USED 1977 Marshall JMP Master Model 50 watt Mk 2 Lead Head - Modified | Make'n Music
1976 Marshall JMP 2204 50 Watt Tube Guitar Head | Guitar Chimp
1976 Marshall JMP 50 Watt Lead MKII Head - Strum PDX
1974 Marshall JMP 50 / 1987 Tube Head – Walt Grace Vintage
1978 Marshall JMP 2204 50 Watt Head > Amps & Preamps | Thunder Road Guitars
