Proceedings of the Society. ' 109 



of a bullet, by means of the Boullenge Chronograph ; and explained 

 the operation of the pendulum chronograph. 



The lecture-room of the Society was well filled by an appreciative 

 audience. 



Adjourned. 



Scientific Meeting, Deceinber 4, 1888. 



President Skinner in the chair. 



The lecture-room of the Society was well filled. 



Minutes of the November Scientific and the special meetings were 

 read and approved. 



Capt. A. H. Russell, U. S. A., gave a very interesting practical 

 lecture on " How Bullets Fly Through the Air," explaining the 

 mechanics and science of projectiles by the use of a number of 

 ingenious contrivances and apparatus. 



Dr. A. J. Howe read a paper entitled "The Riverside Skull;" 

 being a few remarks in relation to the skull recently found at River- 

 side, and an extended dissertation on crania. 



Col. J. W. Abert then supplemented Capt. Russell's remarks by 

 giving a few striking and familiar examples of the principles of the 

 flight of an elongated bullet from a rifled gun. 



Mr. Davis L. James read by title two papers, one on "The Dis- 

 tribution of Vernonia,'' by Prof. Jos. F. James, and the other a 

 " Monograph of the J'/ialloidca," by A. P. Morgan. 



Upon motion a vote of thanks was extended to Capt. Russell 

 and Dr Howe for their able and pleasing efforts. 



President Skinner gave an interesting account of a new plan or 

 process for the reduction of refractory gold and silver ores, the 

 discovery of Mr. Wm. Norris Davis, of Philadelphia. 



Mr. Davis L. James reported progress on behalf of the Lecture 

 Committee, and stated that the programme of lectures would soon 

 be announced; that most of the lecturers had been secured; and 

 that Greenwood Hall, by the courtesy of the Ohio Mechanics 

 Institute, had been obtained for these lectures. 



Dr. B. M. Ricketts suggested that a committee be appointed to 

 endeavor to secure a suitable lot in Eden Park, with a view to the 

 erection, at some future time, of a building for the Society. 



Upon motion Dr. Ricketts was appointed a committee to present 

 names for such a committee at the next meeting of the Society. 



The following names were proposed for active membership: 

 John E. Bell, Alfred Warren and Dr. J. S. Newberg. 



