The Book of Taliesyn better original material than their previous effort. Deep Purple recorded "Shield" and "Anthem" on the first day. On the first song Ian Paice plays a complex drum pattern which sounds like a repeated clash of glass objects, while the second one required a string quartet for the baroque style interlude in the middle. The following days they proceeded with the composition and recording of "Exposition/We Can Work It Out" and of the original track "Listen, Learn, Read On". On 19 August, they concluded these sessions with the recording of "Kentucky Woman" and of the heavy and up-tempo instrumental "Wring That
North Drums North Drums North Drums are horn-shaped drums that were designed to project their sound outward, so the audience can hear the most direct qualities of the drum. North Drums were invented by then Boston resident and drummer Roger North, while he was a member of band Quill, and later bands the Holy Modal Rounders, The Clamtones and The Freak Mountain Ramblers (Portland, Oregon). North created the fiberglass-shelled drums by hand for his own usage in late 1968, and was granted a U.S. patent, #3603194 on the design in 1971 . Starting in 1973 he began producing the original commercial configuration