[Part 2: Biological Sciences] || Genetic Control of Murine IgD Structural HeterogeneityRoberta R. Pollock, Martin E. Dorf and Matthew F. Mescher · Proceedings of the National Academy of Sciences of the United States of America · 1980

[Part 2: Biological Sciences] || Histidine Modification with Diethyl Pyrocarbonate Shows Heterogeneity of Benzodiazepine ReceptorsTroie P. Burch and Maharaj K. Ticku · Proceedings of the National Academy of Sciences of the United States of America · 1981

[Part 1: Biological Sciences] || Heterogeneity of Microtubule-Associated Protein 2 during Rat Brain DevelopmentLester I. Binder, Anthony Frankfurter, Helen Kim, Alfredo Caceres, Michael R. Payne and Lionel I. Rebhun · Proceedings of the National Academy of Sciences of the United States of America · 1984

[Part 2: Biological Sciences] || Heterogeneity of Newly Inserted and Preexisting Murein in the Sacculus of Escherichia coliMiguel Angel De Pedro and Uli Schwarz · Proceedings of the National Academy of Sciences of the United States of America · 1981

[Part 2: Biological Sciences] || Heterogeneity of RNA Polymerase in Bacillus subtilis: Evidence for an Additional σ Factor in Vegetative CellsJaney L. Wiggs, Michael Z. Gilman and Michael J. Chamberlin · Proceedings of the National Academy of Sciences of the United States of America · 1981

[Part 2: Biological Sciences] || Direct Demonstration of Glycosylation of Insulin Receptor Subunits by Biosynthetic and External Labeling: Evidence for HeterogeneityJose A. Hedo, Masato Kasuga, Emmanuel Van Obberghen, Jesse Roth and C. Ronald Kahn · Proceedings of the National Academy of Sciences of the United States of America · 1981

[Part 2: Biological Sciences] || Structural Basis for Apparent Heterogeneity of Collagens in Human Basement Membranes: Type IV Procollagen Contains Two Distinct ChainsEd Crouch, Helene Sage and Paul Bornstein · Proceedings of the National Academy of Sciences of the United States of America · 1980

Two Empires or Three?Ernst Mayr · Proceedings of the National Academy of Sciences of the United States of America · 1998

The Objects of SelectionErnst Mayr · Proceedings of the National Academy of Sciences of the United States of America · 1997

Generalized Riemannian GeometryLuther P. Eisenhart · Proceedings of the National Academy of Sciences of the United States of America · 1962

On Monothetic GroupsPaul R. Halmos and H. Samelson · Proceedings of the National Academy of Sciences of the United States of America · 1942

Stochastic Speculative PricePaul A. Samuelson · Proceedings of the National Academy of Sciences of the United States of America · 1971

Supplement || Front MatterProceedings of the National Academy of Sciences of the United States of America · 1983

Supplement || Biological Sciences Subject IndexProceedings of the National Academy of Sciences of the United States of America · 1983

Supplement || Physical Sciences Subject IndexProceedings of the National Academy of Sciences of the United States of America · 1983