1920. NATURAL SCIENCES OF PHILADELPHIA. 13 



The following were elected Members: Hugh Bradshaw Meredith, 

 Robert F. Welsh, Henry Carlisle Stewart, Edward Woolman, George 

 F. Tyler, C. E. Tobias, Jr., W. G. McDaniel, Conrad K. Eoland, 

 Benjamin Rush, and George H. Stewart, 3rd. 



The following paper was ordered to be printed : 



