The most underrated of Tyrannosaurus Rex's four albums, Prophets, Seers & Sages was recorded just six months after their debut and adds little to the landscapes which that set mapped out. There is the same reliance on the jarring juxtaposition of rock rhythms in a folky discipline; the same abundance of obscure, private mythologies; the same skewed look at the latest studio dynamics, fed through the convoluted wringer of the duo's imagination…