9 



SOROKIN V. I. Dr. — Inst, of Exper. Biol, of the Acad, of Med. Sci. of 

 the U.S.S.R.. Baltiyskaya 8. MOSCOW. U.S.S.R. 

 a. Development of cardio-vascular system and blood elements, studied by 

 micro-cinematography. Gallus spec. (Aves) 



STEINBERG. M. S. B.A.. M.A.. Ph.D. — Dept. of Biol.. The Johns Hop- 

 kins Univ.. Charles and 34th Sts.. BALTIMORE 18, Md.. U.S.A. 



SUGINO. H. D.Sc. M.I.I.E., Prof. — Biol. Lab., Osaka Liberal Arts Univ., 

 Tennoji-ku, OSAKA, Japan 



TARKOWSKI. A. K. M.I. I.E. — Zool. Inst.. Univ. of Warsaw. WARS- 

 ZAWA. Poland 



VINCENT W. S. M.I. I.E. — Dept. of Anat.. Coll. of Med.. State Univ. 

 of New York. 766 Irving Ave.. SYRACUSE. N.Y.. U.S.A. 



VOLKOVA L S. Dr. — Inst, of Exper. Biol, of the Acad, of Med. Sci. of 

 the U.S.S.R., Baltiyskaya 8. MOSCOW. U.S.S.R. 

 a. Immunobiological relations between mother and fetus, including the pro- 

 blem of haemolitic disease of the newborn. (Mammalia) 



VYASOV O E. Dr. — Inst, of Exper. Biol, of the Acad, of Med. Sci. of 

 the U.S.S.R., Baltiyskaya 8. MOSCOW. U.S.S.R. 

 a. Immunology of morphogenetic processes (antigenic properties of embryo- 

 nic and regenerating tissues; the role of antigen-antibodytype reactions 

 in the mechanisms of growth and differentiation of tissues, and in aggre- 

 gation and movement of cells). 



WARKANY. J. M.I. I.E. — Child. Hosp. Research Found.. Univ. of Cin- 

 cinnati, CINCINNATI. Ohio, U.S.A. 



WILLIAMS, CM. M.I.I.E. — Biol. Lab., Harvard Univ., CAMBRIDGE. 

 Mass.. U.S.A. 



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