ANYONE contemplating back surgery will find Spinal Surgery Without Tears essential reading. The author, Sally Harris, is a trained nurse and back pain sufferer who has herself been through a number of operations. The booklet covers blood tests, non-surgical treatments and the different types of spinal operations. It is available for pounds 5 including postage from Sally Harris, 100 Westbury Road, New Malden, Surrey KT3 5AL. Please make cheques payable to Sally Harris.