The Immediate Problem for Biological Abstracts Curtis, W. C. ; Denny, F. E. ; Quaintance, A. L. ; Bailey, I. W. ; Greene, C. W. ; Woods, A. F. Abstract Publication: Science Pub Date: June 1931 DOI: 10.1126/science.73.1902.642-b Bibcode: 1931Sci....73..642C