438 Historical Sketch of Minnesota Academy of Science 



Geology and Astronomy and had been a trustee, in company with 

 Jas. McGolrick, among others, since January, 1882. There should be 

 recorded with gratitude the fact that this year of 1882 marked the 

 beginning of Dr. A. F, Elliot's eight consecutive years of able leader- 

 ship as president and of Professor C. W. Hall's fourteen laborious 

 and efficient years as recording secretary. Besides the papers al- 

 ready mentioned as recorded in the meetings for 1880-1882, inclusive, 

 the following papers or abstracts are printed in Vol. Ill of the Acad- 

 emy's Bulletin covering these three years: 



"The State and Higher Education," inaugural address of 1881, by 

 President N. H. Winchell. 



"Some Impurities in Drinking Water," by Prof. Geo. Weitbrecht, 

 of the St. Paul Medical College. 



"Industrial Educati n," by Prof. W. A. Pike, of the University 

 of Minnesota. 



"Influence of Geological Structure on History in the United 

 States," by Prof. A. F. Bechdolt, of the Mankato Normal School. 



"Is the Dakota Related to the Indo-European Languages?" by 

 A. W. Williamson, Ad't Professor of Mathematics of Augustana Col- 

 lege, Rock Island, 111.; formerly one of the original charter members 

 of the Academy. 



"The Classification of Languages" and "The True Method of Po- 

 litical Economy," both by President W. W. Folwell, of the Univer- 

 sity of Minnesota. 



"The Fixed Stars," by Prof. J. F. Downey, of the University of 

 Minnesota. 



"Some Theories of the Origin of Meteorites," by Prof. C. W. 

 Hall. 



"The Spectroscope in Astronomy," by Prof. W. W. Payne, of Carl- 

 ton College. 



"The Duty of Scientific Societies to Aid in Practical Sanitary 

 Work," by Dr. C. N. Hewitt, Secretary of the State Board of Health 

 and Professor of Public Health in the University of Minnesota. 



"Some Observations of Living Cells," by Prof. S. Calvin, of the 

 State University of Iowa. 



"Joseph Priestly," by Prof. James A. Dodge, of the University of 

 Minnesota. 



"Natural Sciences in the Public Schools," by Prof. A. F. Bech- 

 dolt, of the Mankato Normal School. 



"Physiology and Mental Science," by Prof. A. T. Ormond, of the 

 University of Minnesota. 



"The Utilization of Sawdust," by Prof. J. A. Dodge. 



"Lake Agassiz: A Chapter in Glacial Geology," by Warren Up- 

 ham. 



"The Physical Character of the Sun," by Prof. J. F. Downey. 



"A Study of Recent Comets," by Prof. W. W. Payne. 



"Some Algae of Minnesota Supposed to be Poisonous" and 

 Descriptions of Iowa Uromyces," both by J. C. Arthur. 



"Notes on Some Pieces of Pottery, and Native Alum from White 

 Fish Lake," by C. W. Hall. 



"On the Oxidation of Benzine Derivations with Potasium Ferri- 

 Cyanide and Caustic Potash," by W. A. Noyes. 



