This journal provides immediate access to some articles. Volume 21(10); October 1935 Engineering Adoption of the Meter-Kilogram-Mass-Second (M.K.S.) Absolute System of Practical Units by the International Electrotechnical Commission (I.E.C.), Bruxelles, June, 1935 PMCID: PMC1076662 Genetics A Determination of the Magnitude of the Cell “Sensitive Volume” Associated with the White-Eye Mutation in X-Rayed Drosophila PMCID: PMC1076659 Further Data on Material Effects in Drosophila Pseudoöbscura Hybrids PMCID: PMC1076660 Geology and Paleontology Occurrence of Lower Oligocene Mammal-Bearing Beds Near Death Valley, California PMCID: PMC1076661 Zoölogy and Anatomy Preliminary Report on the Probable Connection between the Blood Gland and the Chromatophore Activator in Decapod Crustaceans PMCID: PMC1076663 Journal Matter Administrative content — journal masthead, notices, indexes, etc. | ||