August 20, 1909] 



SCIENCE 



229 



Donald Eeddick: "The Black Rot Disease of 

 Grapes." 



Balph Cuthbert Snowdon : " The Electrolytic 

 Reduction of Nitrobenzene." 



John Houston Squires: "Studies of certain 

 Properties of an Unproductive Soil." 



Orin Tugman: "The Effect of Electrical Oscil- 

 lations on the Conductivity imparted to Gases by 

 an Incandescent Kathode." 



Chauncey William Waggoner : " A Study of 

 Some of the Physical Properties of a Series of 

 Iron-carbon Alloys at the Temperature of Liquid 

 Air." 



John Anderson Wilkinson : " The Phosphores- 

 cence of some Inorganic Salts." 



COLUMBIA UNIVEBSITY 



(Jeorge Herbert Betts : " The Distribution and 

 Functions of Mental Imagery." 



Thomas Clachar Brown : " Studies on the Mor- 

 phology and Development of certain Rugose 

 Corals." 



Chester Arthur Darling: " Sex in Dioscious 

 Plants." 



Walter Hollis Eddy : " The Synthesis of some 

 Proteid Salts." 



Ross Aiken Gortner : " On some New Quinzoline 

 Derivatives." 



Louise Hoyt Gregory : " Observations of the 

 Life History of Tillina magna." 



George Wilber Hartwell : " Plane Fields of 

 Force Invariant under Projective Transforma- 

 tions." 



Harry Levi Hollingworth : "The Inaccuracy of 

 Movement (with special Reference to Constant 

 Errors)." 



Royal Preston Jarvis : " Investigations on Jig- 

 ging-" 



Otto Kress: "Does Thorium exist as Thorium 

 Silicate in Monazite ? " 



Alfred Hemmer Kropff: " Diaminoisophalic 

 Acid and certain of its Derivatives." 



Maurice Allison Lamme: "On the Specific 

 Gravities of Niobium and Tantalum Pentoxides." 



Alfred Peirce Lothrop : " The Effects of Bone 

 Ash in the Diet on the Gastro-intestinal Condi- 

 tions of Dogs." 



Charles Searing Mead: "The Chondroeranium 

 of an Embryo Pig, Sns scrofa: A Contribution to 

 the Morphology of the Mammalian Skull." 



Fernandus Payne : " Some New Types of Chro- 

 masome Distribution and their Relation to Sex." 



Jacob Rosenbloom: "A Contribution to the 



Study of the Nature and Origin of the Bince 

 Jones Protein; with Bibliography." 



Edward Sapir : " The Takelma Language of 

 Southwestern Oregon." 



Charles Edward Taylor : " A New Rapid Volu- 

 metric Method for the Determination of Niobium 

 in the Presence of Tantalum and its Application 

 to the Analysis of Niobium Minerals." 



Myron Owen Tripp : " Groups of Order p'(f. 

 (February 16.)" 



Harold Worthington Webb : " A Systematic 

 Study of Electric Wave Vibrators and Receivers." 



Maurice Francis Weinrich : " Rutherford Pho- 

 tographs of Stars surrounding B Cygni." 



David Day Whitney : " Studies of Sex Determi- 

 nation and Sex Production in Hydatina. senta." 



Herbert Hollingsworth Woodrow : " A Quanti- 

 tative Study of Rhythm: A Psycho-physical In- 

 vestigation of Intensity and Duration in Rhythm." 



UNIVEBSITT OF CHICAGO 



George Cromwell Ashman : " Studies in Radio- 

 activity." 



Walter Van Dyke Bingham : " Studies in 

 Melody and Movement." 



Robert Earle Buchanan : " The Morphology of 

 Bacillus radicola." 



Liborio Gomez y Pineda : " Studies in Rocky 

 Mountain Spotted Fever." 



William Duncan MacMillan : " Periodic Orbits 

 about an Oblate Spheroid." 



Wales Harrison Packard : " On Resistance to 

 Lack of Oxygen in Animals." 



Wanda May Pfeiffer : " The Morphology of Leit- 

 neria Floridana." 



Alma Gracey Stokey: "The Anatomy of Iso- 

 etes." 



Katashi Takahashi : " Histogenesis of the Lat- 

 eral Line System in Necturus." 



Sister Helen Angela Dorety : " Anatomy of the 

 Seedling of Ceratozamia." 



Arnold Dresden : " The Second Derivatives of 

 the Extremal-integral." 



Nielsine Johanna Kildahl : " The Morphology 

 of Phyllocladus." 



Edson Sunderland Bastin: "Chemical Composi- 

 tion as a Criterion in Identifying Metamorphosed 

 Sediments." 



Herbert Earle Buchanan : " Periodic Oscilla- 

 tions of Three Finite Masses about the Lagrang- 

 ian Circular Solutions." 



Thomas Buck: "Oscillating Satellites near the 

 Lagrangian Equilateral Triangle Points." 



