CONTRIBUTORS TO VOLUME 4
R U T H BELLAIRS, Department of Anatomy and Embryology, University
College, London, England (p. 217).
ALFRED J . COULOMBRE, Laboratory of Neuroanatomical
Sciences,
National Institute of Neurological Diseases and Blindness, National
Institutes of Health, U.S. Public Health Service, Bethesda, Maryland,
U.S.A.($.%\).
J. B. GURDON, Department of Zoology, Oxford University, England (p. 1).
HENRIETTE HERLANT-MEEWIS, Laboratoire de Zoologie: Histologie
Comparée, Université de Bruxelles, Belgium^. 155).
P. KALLIO, Department of Botany, University of Turku, Finland (p. 45).
L U I S E STANGE, Institut für Entwicklungsphysiologie,
Universität zu
Köln, Germany (p. 111).
H. W A R I S , Department of Botany, University of Helsinki, Finland (p. 45).
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