oduction, musicians including Jimi Hendrix, Eric Clapton and Jimmy Page were using his equipment.[2][5][10][11] The Marshall stack, a wall of black, vinyl-clad cabinets, one atop the other, was seen as the physical embodiment of rock's power, majesty and excess.[12] A Marshall features in the famous amp scene in the mockumentary, This Is Spinal Tap, with guitarist Nigel Tuffnel claiming his Mars