3. Copley, A. L. Rheo/. Acta 1,663, 1961. 4. Copley, A. L. and Scott Blair, G. W. Proc. 8th Int. Congo Blood Transfusion, Tokyo, 1960, p. 6. Basel: S. Karger, Basel 1962. 5. Ruhenstroth-Bauer, C., Brittinger, G., Granzer, E. and Nass, G. Deutsche med. Wchnschr. 85, 808, 1960. 6. Gomulkiewicz, J. Studia Biophysica 35, 21, 1973. 7. Boyd, J. J. M. and Sanderson, J. J. Plasma Dynamics. Barnes and Noble, New York, 1969. 8. Cutler, J. W. Am. J. med. Sci. 183,643, 1932. 9. Reichel, H. Blutk6rperchensenkung., Springer-Verlag, Vienna, 1936. 10. Westergren, A. Acta med. Scand. 54, 247, 1920-1921. II. Whelan, J. A., Huang, C. R. and Copley, A. L. Biorheology 7, 205, 1971. 12. Huang, C. R., Whelan, J. A., Wang, H. H. and Copley, A. L. Biorheology 8, 157, 1971. 13. Copley, A. L., Huang, C. R. and King, R. G. Biorheology 10, 17, 1973. 14. Huang, C. R., King, R. G. and Copley, A. L. Biorheology 10, 23, 1973. 15. Copley, A. L., Huang, C. R. and King, R. G. Symposium Xl: Biorheology, IV. Int. Biophys. Congo Moscow, 1973, p. 438. Pushchino, Academy of Sciences of the U.S.S.R., 1973. 16. Copley, A. L., King, R. G., Chien, S., Usami, S., Skalak, R. and Huang, C. R. Biorheology 12, 257, 1975. 17. Copley, A. L., Luchini, B. W. and Whelan, E. W. In: Hemorheology (Edited by Copley A. L.), p. 375. Pergamon Press, Oxford, 1968. 18. Knisely, M. H. Postgrad. Med. 10, 15, 1951. 19. Fahraeus, R. Rhea/. Acta 1, 656, 1961. 20. Copley, A. L. Rheo/. Acta 1,663, 1961. 21. Leeuwenhoek, A. van (spelled Lewenhoek in the original paper), Phil. Trans. R. Soc., Land. 22, 447, 1700.