6 
IOWA ACADEMY OP SCIENCE 
OFFICERS OF THE ACADEMY FOR 1915-1916. 
President H. M. Kelly, Mount Vernon 
First Vice President Gr. W. Stewart, Iowa City 
Second Vice President Charles R. Keyes, Des Moines 
Secretary James H. Lees, Des Moines 
Treasurer A. 0. Thomas, Iowa City 
Elective Members of the Executive Committee : 
E. J. Cable, Cedar Falls; B. H. Bailey, Cedar Rapids; L. 
B, Spinney, Ames. 
LIST OF MEMBERS AND VISITORS REGISTERED AT 
THE IOWA CITY MEETING. 
Alison E. Aitchison, Cedar Falls, Geography; Henry Albert, 
Iowa City, Medicine and Bacteriology ; Frank F. Almy, Grinnell, 
Physics; M. F. Arey, Cedar Falls, Zoology; C. G. Armstrong, 
Ames, Chemistry; B. H. Bailey, Cedar Rapids, Zoology; D. E. 
Bailey, Ames, Chemist; J. A. Baker, Indianola, Chemistry; R. 
P. Baker, Iowa City, Mathematics; A. L. Bakke, Ames, Botany; 
Clifford L. Bartlett, Iowa City, Bacteriology and Pathology; 
C. 0. Bates, Cedar Rapids, Chemistry; H. F. Bauer, Cedar 
Rapids ; L. Begeman, Cedar Falls, Physics ; Friederich Berning- 
hausen, Eldora, General; Geo. H. Berry, Cedar Rapids, Natural 
Science, Chemistry; P. L. Blumenthal, Ames, Chemist; P. A. 
Bond, Cedar Falls, Chemistry; David H. Boot, Iowa City, Bot- 
any; F. C. Brown, Iowa City, Physics; P. E. Brown, Ames, 
Soils; D. M. Brumfiel, Iowa City, Animal Biology; J. H. Bu- 
chanan, Ames, Chemist; E. J. Cable, Cedar Palls, Geography; 
C. L. Coffin, Oskaloosa, Physics; R. M. Cole, Ames, Chemist; 
Henry S. Conard, Grinnell, Botany ; Ruth H. Gotten, Iowa City, 
Zoology; John S. Coye, Ames, Chemistry; Mae Cresswell, Cedar 
Falls, Teaching of Science; W. E. Davis, Cedar Palls, Agricul- 
ture; E. 0. Dieterich, Iowa City, Physics ; H. R. Dill, Iowa City, 
Zoology; L. E. Dodd, Iowa City, Physics; H. L. Dodge, Iowa 
City, Physics; J. W. Doolittle, Iowa City, Physics; A. W. Dox, 
Ames, Chemistry; R. W. Getchell, Cedar Palls, Chemistry; C. 
E. Gillette, Mount Vernon, Chemistry; Harry H. Gould, Iowa 
City, Psychology; A. L. Grover, Iowa City, Medicine; A. C. 
Grubb, Cedar Falls, Physics; J. E. Guthrie, Ames, Zoology; 
J. P. Hastings, Iowa City, Physics and Chemistry; R. W. Hen- 
derson, Iowa City, Biology; W. S. Hendrixson, Grinnell, Chem- 
