xliv 



Afi'il ']th, 1890. 



President Nipher in the chair ; eight members present. 



Prof. Wheeler gave the resuhs of studies by Dr. Liideking and 

 himself on a variety of Barite found near Sedalia, Mo., which 

 presents peculiar crystallographic and chemical properties. 



Discussion on the revision of the Constitution and By-laws con- 

 tinued, and new By-laws adopted. 



April 2isi, 1890. 



President Nipher in the chair ; six members present. 



Dr. Curtman read a paper, illustrated by numerous 'experi- 

 ments, on "The Detection of Glucose," in which he gave an illus- 

 tration and description of all the methods now in use. A vote of 

 thanks was passed. 



The Secretary presented, by title, a paper entitled "Flowers 

 and Insects — Umbelliferce" by Charles Robertson of Carlinville, 

 111. Referred to the Council. 



May <^th, 1890. 



President Nipher in the chair ; seven members present. 



Prof. Wheeler exhibited and described a specimen of Ferro- 

 Goslarite, found by Mr. Thacher in the neighborhood of Jop- 

 lin. Mo. 



May ic)th, 1890. 



President Nipher in the chair ; eleven members present, also 

 several visitors. 



Prof. Snow presented to the Academy a framed photograph of 

 Dr. Pasteur, the eminent French biologist, and gave a short ac- 

 count of a visit to the Pasteur Institute, in Paris, during last sum- 

 mer. The photograph was accepted by the Academy, and a vote 

 of thanks to Prof. Snow was passed. 



Mr. Arthur Winslow, State Geologist of Missouri, gave a 

 statement of the work now in progress in the Geological Survey 

 of the State, and of plans for future progress of the work. 



