21 MARCH 1970, page 18

Going On Before

John Julius NORWICH A History of the Crusades Vols 1 and 11 general editor: Kenneth M. Setton (Uni- versity of Wisconsin Press 238s) 'Whatever is done well enough is done soon......

An Idea Whose Time Has Come

TED HUGHES The Environmental Revolution M a x Nicholson (Hodder & Stoughton 84s) Perfectly timed, and with an unusually qualified author, The Environmental Revolution manages to......