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Table of Contents
December 15, 1929; vol. 15 no. 12
Genetics
- You have accessUNISEXUAL PROGENIES AND THE SEX CHROMOSOME MECHANISM IN SCIARAChas. W. Metz and M. Louise Schmuck
- You have accessFURTHER STUDIES ON THE CHROMOSOME MECHANISM RESPONSIBLE FOR UNISEXUAL PROGENIES IN SCIARA. TESTS OF EXCEPTIONAL MALESChas. W. Metz and M. Louise Schmuck
- You have accessCHANGES IN THE RATE OF MUTABILITY OF THE MUTABLE MINIATURE GENE OF DROSOPHILA VIRILISM. Demerec
Botany
- You have accessA PROPOSED PHYLOGENY OF THE ONAGRACEAE BASED PRIMARILY ON NUMBER OF CHROMOSOMESDonald A. Johansen
Biology
Physics
- You have accessAN INTERFEROMETER METHOD OF OBSERVING THE VIBRATIONS OF AN OSCILLATING QUARTZ PLATEHarold Osterberg
Mathematics
- You have accessON THE EXISTENCE OF INTEGRALS OF EINSTEIN'S GRAVITATIONAL EQUATIONS FOR FREE SPACE AND THEIR EXTENSION TO n VARIABLESTracy Yerkes Thomas