An integrated approach by neurosurgeon and orthopedist was planned in this book, designed to be a definitive one on the spine. The list of topics included in 43 chapters is almost all-inclusive, but coverage varies from detailed (spondylolisthesis) to skimpy (biomechanics and orthoses). There are only nine chapters in the section on operative approaches, but many other operations are described in chapters on deformities, congenital anomalies, spinal cord tumors, trauma, pain, and spondylosis (here construed to include herniated disks). A variety of orthopedic procedures to fuse the cervical spine does not include Cloward's operation. Wiltse advocates fusion for spondylolisthesis, while Gill describes removal of the loose lamina. Arumugasamy deals with rhizotomy and open cordotomy, while Davis describes percutaneous cordotomies. The respective illustrations of representation of body parts in the spinothalamic tracts are at variance. The chapter on microsurgery of the spinal cord gives no details of the use of the