|
This journal provides immediate access to some articles. Volume 10(8); August 1924 Astronomy The Spectrohelioscope PMCID: PMC1085702 Chemistry The Constitution of the So-Called “Pechmann Dyes” and the Mechanism of Their Formation from Beta-Benzoylacrylic Acid PMCID: PMC1085703 Mathematics Concerning Upper Semi-Continuous Collections of Continua which do not Separate a Given Continuum PMCID: PMC1085701 Physics On the Simultaneous Jumping of Two Electrons in Bohr's Model PMCID: PMC1085696 The Compton and Duane Effects PMCID: PMC1085697 Coulomb's Law and the Hydrogen Spectrum PMCID: PMC1085698 Density and Diffusion Measurement by Displacement Interferometry in Extreme Cases PMCID: PMC1085699 Ionic Mobilities in Gaseous Mixtures PMCID: PMC1085700 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||