36 



Nutrients in Green Shoots of Trees, 10 m E. J. Petry 



Coneerning Spheric Geometry, 10 ni D. A. Rothrock 



On the Solution of Differential Equations l)y Cauchy's 



Parameter Method, 10- m T. E. Mason 



On the Repi-esentation of a Number as the Sum of 



Consecutive Integers, 10 m T. E. Mason 



Oil Mul(ii)ly Perfect Numbers, with a Table of 170 



New Ones together with the 47 pi*eviously 



published, 10 m K. D. Carmichael and T. E. Mason 



Theorem on Addition Formulage, 10 m Leslie McDill 



A Simple MetluKl of Measuring Surface Tension, 5 m Arthur L. Foley 



Electromagnetic Inducliou in (Jerman Silver and 



Bismuth, 10 m Arthur L. Foley 



A New Method of Photogi*aphing Sound Waves, 



10 m Arthur L. Foley and Wilmer II. Souder 



Recalescence in Magnetic Alloys, 10 m John B. Dutcher 



Diffraction Photograi)hs, 5 m Mason E. Ilufford 



Effect of Pressure on a ('adiniiiiu Cell, 10 m Rolla R. Ramsey 



The Cause of Polarization in a Cadmiuui ("oil. !(► m Rolla R. Ramsey 



FiuDAV, S :lo 1'. u. 

 The Story of Niagara Fraid< P.ursley Taylor 



Satx'rday, 9 :00 a. m. 

 The Regenerated Scale of Fnndulus heteroclitus with 



preliminary note on its formation. ."• ni Will Scott 



(."oniosis, 20 m Robert Ilessler 



The Effects of Deforestation on the Water Level of 



Montgomery County. 10 m II. L. Barr 



Methods of Studying Animal Vision, .".o m. i lantcnn M. E. Haggerty 



The Climate of Indiana, 10 m W. A. McBeth 



The Lessening of Forest Waste, 20 m S. J. Record 



Our Diminislnng Wood Industries. 1(» m Stanley Coulter 



Some Ardieologlcal Specimens, r> m A. J. Bigney 



The Archeology of Indiana and Ohio. 1(» m (laiiteni) F. W. Gottlieb 



Ethnological Researches in llio North liiiiid, I!"! m. 



(Inntonn F. W. Cottliel) 



