48 PROCEEDINGS OF THE INDIANA ACADEMY OF SCIENCE. 



A Century of Science in Indiana. 



As this is the Centennial year of Indiana, the Program Committee selected 

 the above theme for the general session and the papers are presented by the 

 writers at the invitation of the committee. 



CiENERAL Meetings. 

 Friday, 10:00 a. m. 



Da\'id Worth Dennis — An Appreciation Allen D. Hole 



John Price Durbin .John — An Appreciation Wm. M. Blanchard 



Francis Marion Webster — An Appreciation .James Troop 



Mental Hygiene in Indiana — Retrospect and Prospect E. H. Lindley 



A Centnrj' of Geology in Indiana W. S. Blatchley 



Friday, 8:00 p. m. 



The Early History of Chemistry in Indiana H. W. Wiley 



Indiana's Feeble-Minded — What is Being Done and Wliat Stiould l)e done 



(lUustr.) . ( '.corge S. Bliss 



A (\>ntury of Zoology in Indiana B. W. Evermann 



Salnrday, <»:()() a. in. 



A Historj' of Public Health Work in Indiana .John N. Hurty 



A Century of Botany in Indiana .John M. Coidter 



The Sand-Duncs of Indiana as a National Park (llhistr.) L. F. Bennett 



Sectional Meetings. 



Friday, 1 :.30 p. m.. and Saturday, 10:00 a. m. 



Bacteriology. 



1. An Improved Medium for the Cultivation of Trypanosoma Brucei, 



20 min C. A. Behrens 



2. Technic for Bacteriological Examination of Soils, 12 min. 



H. A. Noyes and Edwin Voight 



3. Acute Poliomj'elitis, 20 min C. A. Behrens 



4. Cultivation of Trypanosomes in Viv^o, 10 min H. C. Travelbee 



Botany. 



5. Plants New to Indiana VII, 7 min C. C. Dean 



6. The Effect of Centrifugal Force in Plants, 10 min F. M. Andrews 



7. The Trees of White County Avith some Relation to those of the 



State, 15 min L. H. Heimlich 



8. Supplementary List of the Rusts of Indiana, 10 min H. S. Jackson 



0. An Aecium (m Red Clover — Trifolium ])ra1cnsc, ;"> min.. . .(1. N. HolTer 



