1. Croonian Lecture—On Immunity;Ehrlich;Proc. R. Soc. London,1900
2. See Chapters 4 and 5.
3. That this was indeed the Age of Immunochemistry is discussed in Chapter 5, ref. 101, and in Appendix Al.
4. Molecules and Life: Historical Essays on the Interplay of Chemistry and Biology;Fruton,1972
5. The Chemistry of Antigens and Antibodies;Marrack,1934