One of the DeMille epics has a shot of two Roman-era armies charging together across a desert and there's supposedly a tire sticking out of the sand in the background.
............... meanwhile back at the thread......Jimmy was using 4 x Accoustic 361s(??) by 1973 and handed his very obscure SNS tranny amps & cabs to be split between Nod & Dave; which meant they were using about 500w each.Dave on that EB3 for the first one; Jimmy on the second song.http://www.youtube.com/watch?v=7_Nj3Kx6I2M&feature=related