ST. LOUIS ACADEMY OF SCIENCE. 459 
observations relative to some Mineral Formations in Colorado. He spoke partic- 
ularly of the natural processes by which minerals have been deposited; and 
favored the theory of infiltration, by which minerals have been deposited from 
solution. Minerals may have also been deposited by vaporous action from 
below. ‘The processes of mineral deposition were so various that he thought it 
was safer not to be too positive in our theories. 
President Lovewell gave a narrative of a visit to the laboratory of the 
medical college of Harvard University, and of some new and very interesting 
experiments with the platysmagraph. This ingenious instrument shows the 
influence of the mind on the muscles. 
A student had said he could translate Latin and Greek with equal facility, 
but the instrument showed that the translation of Greek affected the muscles the 
more. 
Professor Snow read a paper making valuable additions to our knowledge of 
the Coleoptera of Kansas. 
Prof. G. H. Failyer read a paper, with illustrations, on the Skeleton of an 
Elephant found near Manhattan. 
Mr. Savage read a paper on Some Implements found in Trego county. 
Judge Adams read a paper on Science Teaching in common schools. This 
paper contained many most excellent suggestions. The author claimed that more 
science should be taught in our public schools. 
Professor Carruth read a paper making valuable additions to the plants of 
‘Kansas. 
Several papers were not read for want of time, but will be printed in the 
Transactions of the Academy. 
The Kansas Citv Review or SCIENCE AND INDUSTRY was highly compli- 
mented by the president and several members of the Academy, and its editor 
elected an honorary member. i 
After the transaction of some routine business the Academy adjourned subject 
to the call of the executive committee. 
ST. LOUIS ACADEMY OF SCIENCE. 
A meeting of the Academy of Science was held November 15th at Polytech- 
nic Hall, Mr. Albert Todd in the Chair and Professor Nipher acting as secretary. 
Professor Nipher made a report on the proposition to change the place of 
meeting to Washington University, and stated that two large rooms could be 
secured in the third story of the old Academy building. The cases for the library 
‘will cost $175, and the furniture about $25. Owing to the absence of Dr. 
Engelman, the committee was granted further time to complete arrangements 
‘for the removal. 
Corresponding Secretary Holmes read several letters, and presented a large 
mumber of publications received since the last meeting. He also spoke of 
