PAGE 



VII Differences Between Adult and Foetal Haemoglobin 



1 Foetal Haemoglobin and Rh. Antagonisms 261 



J. H. P. Jonxis, M.D., Zuiderziekenhuis, Rotterdam 



2 Crystallization and Solubility Studies 269 



H. M. Jope, B.Sc, D.Phil., and J. R. P. O'Brien, B.Sc, 

 M.A., Department of Clinical Biochemistry, Oxford 



3 A Solubility Study of Foetal and Adult Sheep Haemoglobin 279 



M. J. Karvonen, Cambridge Unit of Animal Physiology, 

 Agricultural Research Council 



VIII Comparative Biochemistry and Physiology of Oxygen 

 Carriers 



1 Chlorocruorin 291 



Professor H. Munro Fox, F.R.S., Bedford College, London 



2 The Haemoglobins of Ascaris lumbricoides var. suis 295 



H. E. Davenport, B.Sc, Ph.D., Biochemical Laboratory, 

 Cambridge University 



3 Oxygen and Carbon Dioxide Transport by Blood containing 

 Haemocyanin 301 



H. P. Wohekamp, Curator at the Zoological Laboratory, 

 University of Leiden 



vm 



