AUTHOR INDEX TO VOLUME XIII Benson, F. R., Statistical Approach to Com- mon Variables in Emulsion Preparation, 437 Calandra, Joseph C., Interpretation of Eye Irritation Tests, 281 C•dlison, J., Evaluation of Hair Dyes Using Photoelectric Colorimetry, 449 Casely, R. E., Should Bacteriostats be Added to Toilet Soaps, 81 Colwell, Charles E., Association Reactions of Polyethylene Glycols and Derivatives, 201 Conrad, L. I., The Compatibility of Lanolin Derivatives with Dilute Hydrogen Per- oxide, 362 Cullum, D.C., Some Aspects of the Analys!s of Household Detergents, 348 Deem, Donald E., Modification of the Water Holding Capacity of Callus by Pretreat- ment with Additives, 263 DeMytt, L. E., Preparation and Hair Waving Properties of 2,5-Dimercaptoadipic Acid, 253 Dupree, R. W., Toxicological Properties of Several Commercially Available Surfac- rants, 459 Eckardt, Wolfgang, The German Society of Cosmetic Chemists, 434 Eckardt, Wolfgang, Die Gesselschaft Deut- scher Kosmetic-Chemiker 1961-1962, 434 Finkelstein, P., Preparation and Hair Waving Properties of 2,5-Dimercaptoadipic Acid, 325 F!esch, Peter, The Cementing Substance of Human Horny Layers, 113 Fox, Charles, Modification of the Water Holding Capacity of Callus by Pretreat- ment with Additives, 263 Grant, S., Evaluation of Hair Dyes Using Photoelectric Colorimetry, 449 Griffin, W. C., Statistical Approach to Com- mon Variables in Emulsion Preparation, 437 Gump, William S., Chemical Structure and Antimicrobial Activity of Bis-Phenols, I1. Bactericidal Activity in the Presence of an Anionic Surfactant, 477 Harris, Milton, Raymond E. Reed, Man and Scientist, 99 Holland, W., Evaluation of Hair Dyes Using Photoelectric Colorimetry, 449 Howard, Kenneth L., The Uses of Enzymes in Cosmetics, 59 Hsiung, Du Yung, Preparations and Hair Waving Properties of 2,5-Dimercaptoa- dipic Acid, 253 Husmann, Wilhelm, Probleme des biolog- ischen Abbaus industriell verwendeter Detergentien und die Methodik der Abbaubarkeitspru lung, 416 Husmann, Wilhelm, Problems of the Disposal of Industrial Detergents and Test Meth- ods, 416 Kay, John H., Interpretation of Eye Irrita- tion Tests, 231 Klarmann, Emil G., The Open Problem of Biological Activity in Cosmetics, 65 Knox, John M., Ultraviolet Absorbers, 119 Laden, K., The Role of Glycerol in Skin• Hydration, 455 Linfield, W. M., Should Bacte*iostats be Added to Toilet Soaps, 81 Livengood, Samuel M., Association Reac- tions of Polyethylene Glycols and Deriva- tives, 201 Lorincz, Allan I.., Victor R. Wheatley, Ph.D., 312 Masch, Ludwig.Wilhelm, The International Cooperation of the Cosmetic Chemists, 426 Masch, Ludwig-Wilhelm, Die internationale Zusammenarbeit der Kosmetik-Chemiker, 426 Mentecki, A. P., The Compatibility of Lanolin Derivatives with Dilute Hydrogen Peroxide, 362 Meyers, Earl L., New Drugs and the Cos- metic Chemist, 459 Morris, C. E., Protective Lacquer Systems for Aluminum Containers, 2 Nelson, Jr., M. F., The Flow Gas Cell--An Inexpensive Geiger-Mueller Detector, 125 Noble, F. W., Flexible Packs, 42 Olson, K. J., Toxicological Properties of Several Commercially Available Surfac- rants, 469 Percival, Robert W., Ion Exchange Resins and Their Applications to Drug and Cos- metic Products, 291 Piel, R., Evaluation of Hair Dyes Using Photoelectric Colorimetry, 449 Plfi-Delfina, Jos• M., A Systematic Method for Identification of Food, Drug and Cosmetic Azo Dyes, 215 Plomer, E. T., Toxicological Properties of Several Commericially Available Surfac- rants, 469 494

JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS 495 Rader, Charles A., Recent Developments in Surface Physics of Interest to Cosmetic Science, 247 Randebrock, Rudolf, Electron Microphoto- graphs of Human Hair, 404 Randebrock, Rudolf, Elektronenmikroskop- ische Aufnahmen des menschlichen Haares, 404 Reed, Raymond E., The Definition of "Cos- meceutical," 103 Rieger, Martin M., Modification of the Water Holding Capacity of Callus by Pretreatment with Additives, 263 'Root, Morris J., Importance of pH in Anhy- drous Aerosol Hair Spray Systems, 300 I Rowe, V. K., Toxicological Properties of Several Commercially Available Surfac- rants, 469 I Schmidt, C., Evaluation of Hair Dyes Using Photoelectric Colorimetry, 449 I Schwartz, Anthony M., Recent Develop- ments in Surface Physics of Interest to Cosmetic Science, 247 Seher, Artur, Chromatographische Analysen- Verfahren in Wissenschaft und Betrieb- skontrolle, 385 Seher, Artur, Chromatography in the Labo- ratory and in Quality Control, 385 Silson, John, Pregnenolone Acetate--A Dermatologically Active Steroid, 129 Tarrant, C., Production and Properties of Glass Containers, 15 Tassoff, James A., Modification of the Water Holding Capacity of Callus by Pretreat- ment with Additives, 263 Truax, H. M., Statistical Approach to Com- mon Variables in Emulsion Preparation, 437 Walter, George R., Chemical Structure and Antimicrobial Activity of Bis-Phenols, II. Bactericidal Activity in the Presence of an Anionic Surfactant, 477 Weinberg, Eugene D., Mechanisms of Action of Antibacterial Substances, 89 Wheatley, Victor R., Acceptance of The Special Award, 315