September 15, 1905.] 



SCIENCE. 



325 



ture Coefficients of Conductivity in Aqueous Solu- 

 tions.' 



COLUMBIA UNIVERSITY. 



Felix Arnold : ' The Psychology of Association.' 

 Charles Josephus C. Bennett : ' Formal Disci- 

 pline.' 



Jesse Dismukes Burks : ' Exact Methods in 

 City School Administration.' 



Emily Matilda Coddington : ' The Historical De- 

 velopment of Pseudo-spherical Surfaces.' 



Ellwood Patterson Cubberley : ' Equalization of 

 the Advantages of Education by Means of State 

 Aid.' 



Frederick Morgan Davenport : ' A Sociological 

 Study of Revivals.' 



Walter Fenno Dearborn : ' The Psychology of 

 Reading.' 



Edward Charles Elliott: 'A Fiscal Study of 

 Municipal School Administration.' 



Roland McMillan Harper : ' A Phytogeograph- 

 ical Sketch of the Altamaha Gut Region of the 

 Coastal Plain of Georgia.' 



Linville Laurentine Hendren : ' The Rate of Re- 

 combination of the Ions in Gases at Low Pres- 

 sures.' 



Vivian Allen Charles Henmon : ' The Time of 

 Perception as a Measure of Differences in Sen- 

 sations.' 



Howard Daniel Marsh: 'The Diurnal Course of 

 Human Efficiency.' 



Jimius Lathrop Meriam : ' Studies in Normal 

 Schools and Elementary Teachers.' 



Henry Raymond Mussey : ' The Production of 

 Iron Ore in the United States.' 



Bruce Ryburn Payne : ' A Comparative Study 

 of the Content and Time Allotments of the Cur- 

 ricula of Public Elementary Schools in Cities of 

 the United States, England, Germany and France.' 

 George Drayton Strayer : ' City School Expendi- 

 tures; the Variability and Interrelation of the 

 Principal Items.' 



Satoru Tetsu Tamura : ' A Mathematical Theory 

 of the Nocturnal Cooling of the Atmosphere near 

 the Earth's Surface.' 



Ida Carleton Thallon : ' Lycosura and Damo- 

 phon.' 



Lorande Loss Woodruff: 'An Experimental 

 Study on the Life-History of Hy^jotrichous In- 

 fusoria.' 



Naohide Yatsu : ' Studies on the Embryology 

 and Cytology of Cerebrattdus lacteus.' 



UNIVERSITY OF PENNSYLVANIA. 



Clarence William Balke: 'Double Fluorides of 

 Tantalum.' 



Matthew Hume Bedford: ' Columbates.' 



Alice Lenore Davison: 'The Electrolytic Deter- 

 mination of Cadmium with the Use of a Rotating 

 Anode.' 



Henry Fox: ' The Pharyngeal Pouches and Their 

 Derivatives in the Mammalia.' 



Robert Harvey Gault: 'On Conditions Affect- 

 ing the Maximal Rate of Voluntary Extensor and 

 Flexor Movements of the Right Arm.' 



Oliver Edmunds Glenn: 'The Determination of 

 the Abstract Groups of Order p-qr, p, q and r be- 

 ing Distinct Primes.' 



Ulysses Sherman Hanna : ' The Bitangentials of 

 the Plane Quintic and Plane Sextic' 



Robert Harbison Hough: 'On the Mechanical 

 Equivalent of the Heat of Evaporation of Water.' 



Alice Madeleine McKelden: 'Groups of Order 

 2™ that Contain Cyclic Subgroups of Orders 

 2'"-i, 2'"-^ and 2'»-3.' _ 



Burnett Smith : ' Senility Among Gastropods.' 



Ralph Ogden Smith : ' The Rapid Determination 

 of Lead and Mercury in the Electrolytic Way.' 



James Renwick Withrow: 'The Electrolytic 

 Precipitation of Gold with the Use of a Rotating 

 Anode and the Rapid Analysis of Halides.' 



CORNELL UNIVERSITY. 



Oscar Perry Akers: 'On the Congruence of 

 Axes in a Bundle of Linear Complexes.' 



James Munsie Bell: ' Dineric Equilibria.' 



Ralph Vary Chamberlin: 'North American 

 Spiders of the Family Lycosidse.' 



Samuel Richard Cook: 'On the Velocity of 

 Sound in Gases, and the Ratio of the Specific 

 Heats, at the Temperature of Liquid Air.' 



William Chauncey Geer: 'Contributions to the 

 Chemistry of Indium.' 



George David Hubbard: 'The Geographic In- 

 fluence of the Precious Metals in the Development 

 of the United States.' 



Frederick Edward Kester: 'The Joule-Thomson 

 Effect in Certain Gases.' 



Charles Edward Lewis : ' The Embryology and 

 Development of Riccia hitescens and Riccia chys- 

 tallina.' 



Richard Roswell Lyman: 'The Flow of Water 

 over Weirs.' 



Donald Alexander MacRae: 'Life of Sophocles, 

 from the Sources.' 



Addams Stratton McAllister : ' Alternating Cur- 

 rent Commutator Motors.' 



Herman Campbell Stevens: 'A Plethysmo- 

 graphic Study of Attention.' 



George Frederick Warren, Jr.: 'The Apple In- 

 dustry of Wayne and Orleans Counties, N. Y.' 



