August 18, 1911] 



SCIENCE 



197 



bolie Methods to the Treatment of Mean Curva- 

 tures in Hyper-space. ' ' 



Louis Begeman: "The Determination of 'e' 

 by the Cloud Method. ' ' 



Edwin Sherwood Bishop: "A Determination of 

 the Minimum Ionizing Kinetic Energy of an Elec- 

 tron in a Gas. ' ' 



Daniel Buchanan: "A Class of Periodic Solu- 

 tions of the Problem of Three Bodies, Two of 

 Equal Mass, the Third moving on a Straight 

 Line. ' ' 



Emma Perry Carr : ' ' The Aliphatic Imido- 

 esters. ' ' 



Ethel Mary Chamberlain: "Purkinje Phenom- 

 enon. ' ' 



Elbert Edwin Chandler: "Ionization Constants 

 of the Second Hydrogen Ion of Dibasic Acids." 

 Grace Miriam Charles : ' ' The Anatomy of the 

 Sporeling of Marattia Alata. ' ' 



J. Harry Clo: "The Effect of Temperature 

 upon the Ionization of Gas. ' ' 



William Skinner Cooper : ' ' The Climax Forest 

 of Isle Eoyale, Lake Superior." 



Ira Harris Derby : ' ' Studies in Catalysis of 

 Imidoesters, IV. ' ' 



Mabel Ruth Pernald : "A Contribution to the 

 Technique of Diagnosis and Development of Men- 

 tal Imagery." 



Harvey Fletcher: "A Verification of the The- 

 ory of Brownian Movements and a Direct Deter- 

 mination of the Value of Ne for Gaseous Ioniza- 

 tion. " 



Thomas Bruce Freas: "A Study of Thermo- 

 stats. ' ' 



Thomas Haigh Glenn: "Variation and Carbo- 

 hydrate of Bacilli of the Proteus Group." 



Mary Holmes Stevens Hayes : ' ' Cutaneous 

 After-sensations. ' ' 



Allen David Hole : ' ' The Pleistocene Geology 

 of the Telluride (Colo.) Quadrangle." 



Ansel Alphonso Knowlton: "Preparation and 

 Testing of Heusler Alloys. ' ' 



Stewart Joseph Lloyd : ' ' Studies in Eadio- 

 activity. ' ' 



Paul Stilwell McKibben: "The Nervous Ter- 

 minalis in XJrodele Amphibia." 



John Colin Moore: "The Action of Water on 

 Acyl Isoureas. ' ' 



William Cabler Moore : ' ' Studies in Organic 

 Amalgams. ' ' 



Eobert Kirkland Nabours: "Mendelian Inherit- 

 ance in Orthoptera. " 



Arthur Dunn Pitcher: "The Interrelations of 

 Eight Fundamental Properties of Classes of Func- 

 tions. ' ' 



John Littlefield Tilton: "The Pleistocene De- 

 posits of Warren County, Iowa. ' ' 



Fred Wilbert Upson: "On the Action of Nor- 

 mal Barium Hydroxide on d. Glucose and d. 

 Galactose. ' ' 



Clara Jean Weidensall : ' ' Studies in Rhythm. ' ' 



Marion Ballantyne White: "The Dependence of 

 the Focal Point on Curvature in Space Problems 

 of the Calculus of Variations. ' ' 



James Remus Wright: "Photo-electric Effects 

 of Metals as a Function of the Wave-length of the 

 Incident Light." 



Mary Sophie Young: "Morphology of the Po- 

 docarpineffi. ' ' 



COLUMBIA UNIVERSITY 



Le Roy Abrams : "A Phyto-geographieal and 

 Taxonomic Study of the Southern California Trees 

 and Shrubs." 



George Denton Beal : ' ' Stilbazoles and SchifE 

 Bases in the 4-quinazolone Group.'" 



Ralph Curtiss Benedict: "The Genera of the 

 Fern Tribe Vittarieas. " 



Frederick Gordon Bonser : ' ' The Reasoning 

 Ability of Children of the Fourth, Fifth and 

 Sixth School Grades." 



Joseph Valentine Breitwieser: "Attention and 

 Movement in Reaction Time. ' ' 



Jessie Yereance Cann: "The Relationship ex- 

 isting between the Weight of a Falling Drop and 

 the Diameter of the Tip from which it Falls." 



Garabed Krikor Daghlian: "The Drop Weights 

 of Twenty Non-associated Liquids and the Molec- 

 ular Weights calculated for them." 



Clarence Norman Fenner : ' ' The Watchung 

 Basalt and the Paragenesis of the Zeolites and 

 other Secondary Minerals. ' ' 



George Augustus Geiger: "Researches in the 

 Quinazoline Group. ' ' 



Clarence Everett Gordon: "The Geology of the 

 Poughkeepsie Quadrangle. ' ' 



Isidor Greenwald: "The Effect of Parathy- 

 roidectomy upon Metabolism. ' ' 



Edmund Newton Harvey: "Studies on the Per- 

 meability of Cells. ' ' 



Michael Heidelberger : "Phthalones in the 

 Quinazolone Series and their Derivatives." 



Frank Dunn Kern : " A Biologic and Taxonomic 

 Study of the Genus Gymnosporangium. " 



Edwin Kirk: "The Structure and Relationships 

 of certain Eleutherozoic Pelmatazoa. " 



Francis Church Lincoln: "Certain Natural As- 

 sociations of Gold. ' ' 



Aimer MeDuflfie McAfee: "The Drop Weight 



