36 



SCIENCE 



[N. S. Vol. XLI. No. 1044 



"Notes on Eugleiioidina, " L. B. Walton. 



' ' Eecent Eruptions of Mount Lassen, ' ' Thos. 

 M. HiUs. 



' ' Glaeiation in the High Sierras, ' ' Thos. M. 

 Hills. 



"Inheritance of Weights in Tomatoes," Fred 

 Perry. 



"The Municipal Care of Shade Trees," J. S. 

 Houser. 



"Influence of Glaeiation on Agriculture in 

 Ohio, ' ' Edgar W. Owen. 



"The Reflection of X-rays and Gamma Rays 

 from Crystals" (introducing discussion), S. M. J. 

 Allen. 



"A Class Demonstration of the Peltier Effect," 

 J. A. Culler. 



"Behavior of the Arc in a Longitudinal Mag- 

 netic Field," R. F. Earhart. 



"Effect of Heat Treatment on the Physical 

 Structure, Permeability, and Hysteresis of Steel," 

 B. J. Webber. 



' ' The Electron Theory of Metallic Conduction, ' ' 

 (introducing discussion), A. W. Smith. 



"The Effect of Changes in Water Resistance 

 and Dielectrics on the Vibrations of a Lecher 

 System, ' ' Geo. W. Gorrell. 



"Exhibit of Apparatus for Electric Waves: (1) 

 Drude Apparatus for Refractive Index of Electric 

 Waves. (2) A Wavemeter for Wireless Frequen- 

 cies," A. D. Cole. 



"Some Additions to the Known Orthopterous 

 Fauna of Ohio, " W J. Kostir. 



"Ohio Spiders," W. M. Barrows. 



"The Egg Capsules of a Bdellodrilid on the 

 Crayfish," Stephen R. Williams. 



' ' Observations on the Life Histories of Jassida; 

 and CercopidEE, ' ' Herbert Osborn. 



' ' Habits and Food of the American Toad, ' ' 

 Rees Philpott. 



"Note on the Occurrence of Demodex folliculo- 

 rum var. hovis in Ohio," D. C. Mote. 



"Arrangements of the Muscles in the Mouth 

 Parts of Embrj'o Cockroaches and its Bearing on 

 the Phylogeny of the Hexapoda, " L. B. Walton. 



"Winter Record of King Rail in Ohio," Ed- 

 Ti'ard L. Rice. 



"On the Synthesis of Proteins," A. M. Bleile. 



' ' Additions to the List of Heteroptera of Ohio, ' ' 

 Carl J. Drake. 



"The Cranial Nerves of an Embryo Shark," 

 F. L. Lahdaere. 



"Myxomycetes of Northern Ohio," E. L. Full- 

 mer. 



"The Forest Types of the Ohio Quadrangle," 

 Forest B. H. Brown. 



"New and Rare Plants Added to the Ohio List 

 in 1914," John H. Schaffner. 



"A Provisional Arrangement of the Aseomy- 

 cctes of Ohio," Bruce Fink. 



"The Collemaceae of Ohio," Bruce Fink. 



"Notes on Ohio Higher Fungi," Wilmer G. 

 Stover. 



"The Leaf Mold Disease of Tomato (Clado- 

 sporium fulvum)," Wilmer G. Stover. 



' ' Summit County Marl, ' ' Chas. P. Fox. 



' ' History of the Olentangy River Below Dela- 

 ware, Ohio," L. G. Westgate. 



' ' The Physiography of Mexico, ' ' Warren N 

 Thayer. 



' ' Notes on Some Richmond Fossils, " W. H, 

 Shideler. 



' ' The Classification of the Niagaran Forma,- 

 tious of Western Ohio," Charles S. Prosser. 



' ' The Defiance Moraine in Relation to Pro-Gla 

 cial Lakes," Prank Carney. 



' ' Some of Dr. H. Herzer 's Last Fossil Descrip 

 tions, " W. N. Speekman. 



' ' On the Origin of Oolite, ' ' Walter N. Bucher. 



"Magnetic Rays" (introducing discussion), L. 

 T. More. 



' ' On the Free Vibration of a Lecher System, ' ' 

 F. C. Blake and Charles Sheard. 



"Measurements of the Magnetic Field," Sam- 

 uel R. Williams. 



' ' On the Radioactive Deposit from the Atmos- 

 phere on an Uncharged Wire, " S. M. J. Allen. 



' ' Demonstration of Simple Harmonic Motion cm 

 Rotation Apparatus," Charles Sheard. 



Demonstrations 



A Nematode Parasite of Cryptobranchus, F. H. 

 Kreeker. 



Cross Sections Illustrating Rate of Tree Growth, 

 William R. Lazenby. 



Varieties of Domestic Guinea-Pigs, W. M. Bar- 

 rows. 



Tailless Cat, W. M. Barrows. 



Orthoptera not Hitherto Recorded from Ohio, 

 W. J. Kostir. 



A Scale of Ohio Forest Types to Indicate the 

 Fertility of Soil for Agricultural Crops, Forest B. 

 H. Brown. 



Photographs of Leaf Hoppers and Frog Hop- 

 pers, Herbert Osborn. Edward L. Rice, 



Secretani 



Delaware, Ohio, 

 December 5, 1914 



