Record. xlii! 



scribing the causes of atmospheric disturbances and enumerat- 

 ing the general principles governing the United States Weather 

 Bureau in forecasting changes of the weather. 



The President briefly outlined the present status of the 

 Academy, as regards finance, membership and aims, and 

 urged the desirability of taking such steps as would increase 

 its sphere of usefulness. 



February 4, 1895. 



President Green in the chair, ten persons present. 



Professor J. H. Kinealy gave the results of a series of ex- 

 periments made by him to determine the volume of air passing 

 through a heating register in a given time, showing that the 

 average velocity of the air, as indicated by an anemometer, 

 multiplied into eighty-five per cent, of the total area, gave a 

 mean approximation to the volume of air passing. 



Professor Engler gave an illustration of a new method of 

 summing series of numbers consisting of two factors. 



Four persons were proposed for active membership. 



February 18, 1895. 



President Green in the chair, forty-four persons present. 



Dr. E. C. Runge read a paper on the birth and growth of 

 scientific medicine,— a historical sketch, with special reference 

 to our present notions on immunity. 



Professor Angelo Heilprin spoke briefly on glacial phe- 

 nomena in Greenland, stating that his experience led him to 

 believe that the phenomena presented by these glaciers and the 

 mountain or alpine type are identical, although the belief is 

 prevalent among geologists that the glaciers of the Ice Age 

 were of a different type from the alpine glaciers of the pres- 

 ent time. He further stated his belief that the erosive action 

 of glaciers has materially modified the configuration of 

 Greenland. 



The following persons, resident in St. Louis, were elected 

 active members:— H. C. Scott, Paul Wittenberg, H. N. 

 Davis, W. D. Simmons. 



