This journal provides immediate access to some articles. Volume 6(9); September 1920 Mathematics A New Proof of a Theorem Due to Schoenflies PMCID: PMC1084608 On the Structure of Finite Continuous Groups with Exceptional Transformations PMCID: PMC1084611 Pathology Are the Superior Cervical Ganlia Indispensable to the Maintenance of Life? PMCID: PMC1084609 Physics Further Measurements of the Effects of Pressure on Resistance PMCID: PMC1084604 Characteristic Absorption of X-rays: L. Series PMCID: PMC1084605 On the Relative Positions and Intensities of Lines in X-ray Spectra PMCID: PMC1084606 On a Differential Equation Occurring in Page's Theory of Electromagnetism PMCID: PMC1084607 Physiology Observations on the Body Temperature of Dry Cows PMCID: PMC1084610 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||