1. The Soluble Specific Substance of Pneumococcus: IV. On the Nature of the Specific Polysaccharide of Type III Pneumococcus Publication: American Society for Biochemistry and Molecular Biology, 2 November 1926 Subject(s): Streptococcus pneumoniaePneumococcal InfectionsPolysaccharides Archival Collection: The Michael Heidelberger Papers (Profiles in Science)