February 4, 1884. 



Dr. Leete, Vice President, in the chair. Six members present. 



After the reading of the minutes, Dr. Briggs made the an- 

 nouncement that he had received from Dr. G. J. Engelmann a 

 communication announcing the death of his father. Dr. George 

 Engelmann, who died at 5 : 30 o'clock p.m. to day. 



On motion, the Academy adjourned as a tribute of respect to 

 the memory of its dead President. 



February t8, 1884. 



M. L. Gray in the chair. Seven members present, 

 Mr. Nipher showed the reversibility of the Toppler-Holtz ma- 

 chine, and showed that it would run well as a motor without the 

 diagonal rod and collecting brushes, under which conditions it 

 would be inoperative as a generator, 



Mr. A. Todd offered the following resolution : 



''•Resolved^ That by the death of Dr. George Engelmann this 

 Academy has lost its chief founder, its ablest instructor and con- 

 tributor, its most distinguished representative in the scientific 

 world, and the sciences have been bereft of one of their most de- 

 voted disciples, useful explorers, cautious and systematic publish- 

 ers, and intelligent demonstrators." 



Upon this resolution Mr, M. L. Gray made the following re- 

 marks : 



Mr. Chairman and Members of the 



Academy of Science of St. Louis — 



I have been requested to present a brief memorial to the memory and 

 virtue of our lately deceased associate and President, Dr. George Engel- 

 mann. Distrusting my ability to adequately perform this duty, I am. 

 nevertheless, glad to express my admiration of his talents, culture, and 

 attainments — my respect for his character and love for all his noble 

 qualities of head and heart. The time and occasion will not permit of a 

 full revievvf of the whole of his life and life-work — that fittingly belongs to 



