1. L. J.Henderson, Blood: A Study in General Physiology (New Haven: Yale University Press, 1928).
2. These early developments are well described in the monograph by F. N.Schulz, Die Krystallisation von Eiweisstoffen und ihre Bedeutung für die Eiweisschemie (Jena: Gustav Fischer, 1901).
3. See also J. T. Edsall, ?Proteins as Macromolecules: An Essay on the Development of the Macromolecule Concept and Some of its Vicissitudes,? Arch. Biochem. Biophys., Supplement I (1962), 12?20.
4. W.Preyer Die Blutkrystalle (Jena: Mauke's Verlag, 1871).
5. Teichmann, Z. rat. Med., 3 (1853), 875; 8 (1858), 141. This reference is taken from Gamgee (see n. 11 below), p. 252.