-- 37 -- De - De Dentifrices, Ammoniated, by Robert G. Kesel, 2, 66. Dentifrices and Mouth Washes, Some Theoretical Aspects of Dental Caries Control with, by L. S. Fosdick, 10, 283. Dentifrices, Clinical Evaluation of Urea-Ammoniated, by Chester J. Henschel, 2, 57. Dentifrices, Enzyme Inhibitors for, by R. S. Manly, 5, 266. Dentifrices, Laboratory Evaluation of Potential Caries-Preventive Agents in, by S. D. Gershon, O. W. Neiditch, and D. J. Martin, 7, 434. Deodorant Formulations, Potential Uti- lity of Ion-Exchange Resins in Anti- perspirant-, James C. Winters, 7, 256. Deodorant Properties of Nacconol, by Lawrence Flett, 1, 304. Deodorants, Antipersp,irants and, Re- ports on Laboratory Methods for Product Testing, 9, 108. Deodorants, Chemical and Bacteriolo- gical Aspects of Antiperspirants and, by Emil G. Klarmann, 7, 85. Deodorants, Procedures for Testing the Efficiency of, by Edward Sagarin, 4, 109. Deodorants, The Value of Chlorophyll Derivatives as Local, by Louis C. Barail, 4, 1. Deodorants With Particular Reference to Chlorophyll and Its Derivatives, Evaluation of In-vitro and In-vivo Methods of Testing, by John A. KJllian, 3, 30. Deodorizing Properties of Chlorophyll in Dentifrices, A Study of the, by Louis C. Barall, 3, 1. Dermatitis, Cosmetics and, by E. J. Moynahan, 3, 203. Dermatitis, The Diagnosis of Cosmetic, by Louis Schwartz, 1, 46. Dermatological Testing of Cosmetics, Bacteriological and, by Louis C. Barall, 1, 150. Dermatologist Looks at the Hair Pro- blem, The, by Eugene F. Traub, 1, 129. Dermatologist, The Older Woman and Cosmetics, The, Alice E. Palmer, 9, 336. Dermatologist's Point of View, Some Uses and Limitations, of Radioactive Isotopes in Cosmetic Chemistry - From a, Victor H. Witten, 6, 399. Dermatology and Cosmetics, The Uses and Newer Applications of the Sili- cone Compounds in, by I. I. Lubowe, 6, 19. Desiderata, by Maison G. de Navarre, 3, 147. Design of Cosmetic Sun Screens, by Saul I. Kreps, 10, 98. Detergent and Cosmetic Research, Use of Radioisotopes in, by M. F. Nelson, 10, 320. Detergent Test- Part I, Development of a, by W. B. Smith, and A. Taylor, 6, 96. Detergent Test-Part II, Development of a, by W. B. Smith and A. Taylor, 6, 239. Detergent Test-Part III, Development of a, by W. B. Smith and A. Taylor, 7, 413. Detergents, Alterations in the Skin Phy- siology Following Continuous Use of Soaps and, Donald J. Birmingham, 6,3. Detergents, Cosmetic Functions of Syn- thetic, by Anthony M. Schwartz, 1, 327. Detergents in Shampoos, The Role of, by Donald H. Powers. and Charles Fox, 10, 116. Detergents in Toilet Bar Manufacture, The Present Role of, John W. Mc Cutcheon, 9, 270. Detergents: Types and Applications, Synthetic, A. Taylor, 4, 201. Developing Market in Men's Cosmetics in the U.S.A., The, J. R. L. Martin, 10, 20.

De - E1 -- 38 -- Development of a Detergent Test- Part I, by W. B. Smith and A. Taylor, 6, 96. Development of a Detergent Test- Part II, by W. B. Smith and A. Taylor, 6, 239. Development of a Detergent Test- Part III, by W. B. Smith and A. Taylor, 7, 413. Development of Machineless Permanent Waving, The, by E.G. McDonough, 1, 183. Development of a New Product, by R. T. Dobson, 7, 402. Developments in Aliphatic Chemistry and their Influence on the Cosmetic Industry, by W. H. Dicken, 2, 126. Diagnosis of Cosmetic Dermatitis, The, by Louis Schwartz, 1, 46. Diffusion Rate of Sulphathiazole from Cold Cream Type Ointment Bases, The Effect of Variation of the Water and Oil Ratio on the, Aubert Coran antd C. Lee Huyck, 7, 20. Directory of Members, 1, 296. Directory of Membership, 2, 198. Disulfides, Recent Progress in the Che- mistry of, by Norman A. Rosenthal and Gerald Oster, 5, 286. Disulphides and Mercaptans in Hair Chemistry, The Role of, by J. L. Stoves, $, 170. Draize, John H., The Man and The Scientist, G. Robert Clark, 9, 120. Drugs in Cosmetics- Should They Mix ? by A. J. Lehman, 10, 314. Dyeing of Keratinous Proteins, Some Aspects of the Oxidative, by Harold Burton, 2, 240. Dyes, Toxic and Allergic Complications of Hair, Samuel M. Peck, 5, 113. Dyestuffs, Pigments, Lakes and in Cos- metics, by D. F. Anstead, 10, 1. Economic Aspects of Skin Geriatrics, Social and, Edward Henderson, 6, 382. Eczematous Sensitization, The Sequence of Events in the Development of an, by Adolph Rostenberg, Jr., 6, 34. Education, Cosmetics and Cosmetology in General, Florence E. Wall, 8, 169. Educational Requirements of Cosmetic Chemists, by Curt P. Wimmer, 1, 210. Effect of Bilatera!. Structure on the Chemistry of Keratin Fibers, The, by J. H. Dusenbury, and E. B. Jeffries, 6, 355. Effect of Cosmetic Emulsions on the Stratum Corneum, by Donald H. Powers and Charles. Fox, 10, 109. Effect of Physical Factors on the Form- ation of Cosmetic Emulsions, The, by G. L. Stanko, W. C. Fiedler, and G. J. Sperandio, 5, 39. Effect of Some Aromatic Chemicals and Essential Oils Upon the Stability of Cosmetic Emulsions, The, by S. A. Karas, 1, 374. Effect of Sorbic Acid and Other Preserv- atives on Organism Growth in Typical Nonionic Emulsified Commercial Cosmetics, The, by R. Donald Charles and Phyllis J. Carter, 10, 383. Effect of the Nature of the Emulsifying Agent on Emulsion Inversion, Paul Becher, 9, 141. Effect of Variation of the Water and Oil Ratio on the Diffusion Rate of Sulphathiazole from Cold Cream Type Ointment Bases, The, by Aubert Coran and C. Lee Huyck, 7, 20. Effect Upon Emulsions of the Hydroxy Compounds in Beeswax, The, by J. Pickthall, 6, 263. Egypt, The Cosmetic Arts in Ancient, by George R. Hughes, 10, 159. Eighth Honorary Membership, 7, 493- 495. Eighth Medal Award, 7, 281. Electricity Produced on Hair by Comb- ing, A Method for Studying the Sta- tic, R. G. Barber and A.M. Posner, 10, 236. Electron Microscope, The Fine Struc- ture of Human Epidermis as Revealed by the, by Cecily C. Selby, 7, 584. Electron Microscope-A Tool for the Study of Hair Fibers, The, W. L. Courchene, 8, 60.