This journal provides immediate access to some articles. Volume 33(3); March 1947 Genetics The Production of Mutations in Staphylococcus Aureus by Irradiation of the Substrate PMCID: PMC1078988 Mathematics Curvature Theorems on Polar Curves PMCID: PMC1078985 Weak Compactness in Banach Spaces: I PMCID: PMC1078986 Note on the Critical Points of Harmonic Functions PMCID: PMC1078987 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||