This journal provides immediate access to some articles. Volume 15(5); May 15, 1929 Biology AGE CHANGES IN ALCOHOL TOLERANCE IN DROSOPHILA MELANOGASTER PMCID: PMC522481 Chemistry MONATOMIC IODINE AND MOLECULAR HYDROGEN PMCID: PMC522484 THE DENSITY, COMPRESSIBILITY AND ATOMIC WEIGHT OF ARGON. II PMCID: PMC522485 PHOTOCHEMICAL TEMPERATURE COEFFICIENTS PMCID: PMC522486 Mathematics LINEAR TRANSFORMATIONS IN HILBERT SPACE: II. ANALYTICAL ASPECTS PMCID: PMC522480 MOMENTS OF MOMENTS PMCID: PMC522482 Physics PERTURBATIONS IN BAND SPECTRA. I PMCID: PMC522471 ON THE RAMAN EFFECT IN GASES PMCID: PMC522472 ABOUT THE PRODUCTION OF THE CONTINUOUS X-RAY SPECTRUM PMCID: PMC522473 THE RELATION BETWEEN THE ELECTRIC MOMENT AND THE POTENTIAL DIFFERENCE AT AN INTERFACE PMCID: PMC522474 ON THE CONTINUOUS SPECTRUM OF THE HYDROGEN ATOM PMCID: PMC522475 ON A FLUORESCENCE SPECTRUM OF OXYGEN PMCID: PMC522476 ON THE SPECTRA OF ZNII, CDII, INIII AND SNIV PMCID: PMC522477 POLARIZATION OF THE TUNGSTEN L RADIATIONS PMCID: PMC522478 A STUDY OF THE RAMAN EFFECT IN ACETONE PMCID: PMC522479 Zoölogy METHODS OF RENDERING THE RUMEN AND RETICULUM OF RUMINANTS FREE FROM THEIR NORMAL INFUSORIAN FAUNA PMCID: PMC522483 THE OPALINDAE AND THEIR SIGNIFICANCE PMCID: PMC522487 | ||