Abstract of History. xxiii 



Meeting of May 5, 1902. 



President Eliot in the chair. There being no quorum pres- 

 ent, the Academy adjourned. 



Meeting of May 19, 1902. 



President Eliot in the chair, fifteen persons present. 



The Council reported that exchange relations had been 

 established with the University of Montana, the University of 

 Colorado and the State Historical Society of Columbia, Mo. 



Professor C. M. Woodward gave, in abstract, the results 

 reached by him in a study of the stresses in a rotating disk. 



Mr. Egmont Pfeifer, of St. Louis, was elected to active 

 membership. 



Four persons were proposed for active membership. 



Meeting of June 2, 1902. 



Dr. John Green in the chair, seventeen persons present. 



Professor A. S. Langsdorf described the factory tests that 

 are made of electrical machinery, illustrating the subject by lan- 

 tern diagrams, showing the circuits employed for the various 

 tests, and by pictures of the machinery as set up for testing 

 in the factory. 



Mr. H. A. Wheeler spoke of the occurrence, near Hematite, 

 Mo., some forty miles below St. Louis, of a number of 

 granite boulders, some of them showing the polishing action 

 of ice; and accounted for their occurrence at this point, 

 or some fifty miles beyond the southern limit of the termi- 

 nal moraine, by the theory that they had been carried there 

 on cakes of ice during the Loess period. 



Mr. Wheeler and Professor Nipher discussed a recent news- 

 paper account of the alleged finding of a meteorite that was 

 recently seen to fall in St. Louis, and agreed that the sup- 

 posed meteorite, which both of them had examined, was 

 merely a pyrite concretion from the coal measures, of the type 



