1919^ Proceedings of the Academy of Science 11 



For the following papers no abstracts have been received : 

 Undamped Electrical Oscillations. C. W. Edwards. 

 Sanitation in the South. Thorndike Saville. 

 A Magnetic Paradox. F. 'N. Egerton^ Jr. 

 Vegetation in the Closing of Ponds with Special Reference to the 



Kamaplain Ponds of Wexford County, Michigan (Lantern). 



Collier Cobb and H. D. House. 

 Asymmetry in the Formation of the Nervous System of the Frog 



Embryo. Blackwell Markiiam. 

 Neiu and Little Known Diatoms from Beaufort, North Carolina 



(Lantern). J. J. Wolfe. 

 The Seventeen-year Locust in North Carolina in 1919. Z. P. 



Metcalf. 

 The High Frequency Electric Furnace. F. IST. Egerton^ Jr. 

 The Felsites of Mouiit Collier. John E. Smith. (Bead by Title.) 

 The Inland Waterway from Boston to Beaufort. Collier Cobb. 

 Location of Invisible Objects. C. C. Hatley. 



Bert Cunningham, Secretary. 



