Quantitation and Qualitation of Immunoglobulins. ImmunologySeries No. 3. Procedural Guide. 1972. By D. F. Palmer and R.Woods. Pp. 102 Published by U.S. Department of Health and Welfare,Atlanta, Georgia 30333, U.S.A. (Distributed in U.K. by FlowLaboratories Ltd., Publications Department, Victoria Park, HeatherhouseRoad, Irvine, KA12 8NB, Scotland). Price 25p.