xxii Trans. Acad. Sci. of St. Louis. 



was read by the President, in which the writer presented to 

 the Academy a small collection of fossils. 



Dr. E. R. Buckley addressed the Academy on the work 

 being done by the State Bureau of Geology and Mines, giving 

 a brief review of the work done by the Bureau in the past, 

 since its creation in 1839, and an outline of the plans for the 

 future . 



Meeting of April 7, 1902. 



President Eliot in the chair, twenty-eight persons present. 



Professor A. S. Langsdorf addressed the Academy on the 

 subject of electric waves, illustrating his remarks by experi- 

 ments, including some of the phenomena of self-induction, 

 absorption, reflection, and resonance. 



Dr. H. von Schrenk exhibited a sample of the impregnated 

 wooden paving blocks used on some of the streets of London 

 and Paris. 



Mr. Frank Schwarz and Professor Frank Geeks were 

 elected to active membership. 



Meeting of April 21, 1902. 



President Eliot in the chair, nine persons present. 



The Council reported the resignation of Dr. C. M. Jackson 

 and Dr. E. W. Oelfcken. 



The Council reported that a ballot on the amendment of 

 the Constitution had been canvassed, and that one hundred 

 and one ballots had been cast; 97 for and 4 against the 

 adoption of the amendment, so that the amendment had 

 been carried. Article V, Section I, of the Constitution, as 

 amended, now reading: — 



Section 1. The President, the two Vice-Presidents, the Rtconiiu.? Sec- 

 re: ary, the Treasurer, the Librariau, and tha two Directors, shall constitute 

 the Council of th" AcLidemy. 



Mr. Arthur Thacher delivered an interesting address on the 

 present and the probable future of the Missouri mining indus- 

 try, with particular reference to lead. 



One person was proposed for active membership. 



