This journal provides immediate access to some articles. Volume 30(8); August 15, 1944 Genetics A Specific Abnormality Associated with a Variety of Genotypes PMCID: PMC1078692 Can Specific Mutations Be Induced by Serological Methods? PMCID: PMC1078693 The Induction of Mutations by Antibodies PMCID: PMC1078694 A Reconsideration of the Mechanism of Position Effect PMCID: PMC1078695 Materials for the Study of the Position Effect of Normal and Mutant Genes PMCID: PMC1078696 Mathematics Scale Curves in General Cartography PMCID: PMC1078698 Physics Comparison of a Degenerate Form of Einstein's with Birkhoff's Theory of Gravitation PMCID: PMC1078697 | ||