Contents

Contents

• SCIENCE NEWS

  Science13 Feb 1931 : x-xiv Full AccessRestricted Access

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• SOME PRESENT-DAY PROBLEMS OF ZOOLOGY TEACHING

  By William A. Riley

  Science13 Feb 1931 : 169-173 Full AccessRestricted Access

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• PLANES OF LATERAL CORRASION

  By Douglas Johnson

  Science13 Feb 1931 : 174-177 Full AccessRestricted Access

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• RESOLUTIONS ADOPTED BY THE COUNCIL OF THE AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE AT CLEVELAND

  Science13 Feb 1931 : 177-178 Full AccessRestricted Access

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• IN HONOR OF PROFESSOR JAMES EWING

  By B. J. L.

  Science13 Feb 1931 : 178 Full AccessRestricted Access

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• THE NEW YORK POST-GRADUATE MEDICAL SCHOOL AND HOSPITAL AND COLUMBIA UNIVERSITY

  Science13 Feb 1931 : 178-179 Full AccessRestricted Access

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• THE BRAUN-SCHUCHERT COLLECTION

  Science13 Feb 1931 : 179 Full AccessRestricted Access

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• CONFERENCE ON MEDICAL EDUCATION

  Science13 Feb 1931 : 179-180 Full AccessRestricted Access

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• MEETING OF GEOLOGISTS AT TORONTO

  Science13 Feb 1931 : 180 Full AccessRestricted Access

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• SCIENTIFIC NOTES AND NEWS

  Science13 Feb 1931 : 180-184 Full AccessRestricted Access

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• EVIDENCE OF A LOWER LEVEL OF LAKE SUPERIOR

  By L. R. Wilson

  Science13 Feb 1931 : 185 Full AccessRestricted Access

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• THE STRUCTURE OF SOME INDUSTRIAL DIAMONDS

  By Jerome Alexander

  Science13 Feb 1931 : 185-186 Full AccessRestricted Access

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• BACTERIAL STEM-ROT DISEASE OF HYBRID SEEDLING CANES

  By E. F. Roldan

  Science13 Feb 1931 : 186 Full AccessRestricted Access

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• THE FOUCAULT EXPERIMENT

  By Martin Meyer

  Science13 Feb 1931 : 186 Full AccessRestricted Access

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• A History of Applied Entomology (Somewhat Anecdotal)

  By T. D. A. Cockerell

  Science13 Feb 1931 : 186-189 Full AccessRestricted Access

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• A NEW SPRING BALANCE FOR MEASURING WATER CONTENT OF SNOW

  By George D. Clyde

  Science13 Feb 1931 : 189-190 Full AccessRestricted Access

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• COMPARISON BETWEEN IRRADIATION OF DIET AND SUPPLEMENTAL IRRADIATION OF ANIMALS IN VITAMIN A AND D DEFICIENCY

  By F. E. Chidester, A. G. Eaton, N. K. Speicher

  Science13 Feb 1931 : 190-191 Full AccessRestricted Access

  • Abstract
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• HYDROGEN-ION CONCENTRATION OF THE ALIMENTARY TRACTS OF FOWL, CAT AND RABBIT

  By Alvah R. Mclaughlin

  Science13 Feb 1931 : 191-192 Full AccessRestricted Access

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• TWIST IN THE GRAIN OF CONIFEROUS TREES

  By Chester K. Wentworth

  Science13 Feb 1931 : 192 Full AccessRestricted Access

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