INDEX 685 



Vol. Page 

 Rohwer, Empria maculata Norton XXIII, 291 



Pood Conservation and Economic Entomology XXV, 117 



Webster County, See Flora, Minerals. 

 Weed Seeds, See Seeds. 



Survey of Story County, L. H. Pammel and C. M. King XXI, 115 



Weeds and Plants, Seed Key to, E. L. Palmer XXIII, 335 



in United States, Distribution of Some, L. H. Pammel II, 103 



in West, L. H. Pammel XVII, 34 



of California, L. H. Pammel XXIII, 489 



of Iowa, Minnesota and Wisconsin, L. H. Pammel.. XXII, 57 

 Underground Organs of, L. H. Pammel and E. D. 



Fogel XVI, 31 



Weems, J. B., A Study of the Chemical Composition of 



Some of the Grasses of the State VII, 113 



The Sanitary Analyses of Some Iowa Deep Well 



Waters IX, 63 



and Bouska, F. W., A Chemical Study of Butter In- 



creasers VII, 120 



and Brown, J. C, The Influence of Chlorine as 

 Chlorides in the Determination of Oxygen Con- 

 sumed in the Analysis of Water VIII, 85 



A Study of a Contaminated Water Supply VIII, 91 



Brown, J. C, and Myers, E. C, The Chemical Composi- 

 tion of Sewage of the Iowa State College Sewage 



Plant IX, 70 



Gray, C. E., and Myers, E. C, The Preparation of Am- 

 monia Free Water for Water Analysis X, 112 



and Grettenberg, H. N., A Study of Some Cotton 



Seed Oils ' VIII, 33 



and Hess, Alice W., The Chemical Composition of 



Nuts Used as Food X, 108 



Weigle, O. M., See Pearce and Weigle. 



Weld, Le Roy D., Effect of Temperature Inequalities on 



the Balance XVI, 181 



On the Existence of a Minimum Volume in Solution , XX, 289 

 A New Method of Identifying Polarized Light Re- 

 flected from Small Opaque Crystals XXIII, 235 



Weller, Stuart, and Van Tuyl, Francis M., The Ste. 

 Genevieve Formation and its Stratigraphic Rela- 

 tions in Southeastern Iowa XXII, 241 



Wells, Artesian, in Iowa, R. E. Call I, II, 57 



Deep, in Des Moines County, F. M. Fultz Ill, 62 



Gas, Near Letts, F. M. Witter I, //, 68 



See Burlington, Cedar Rapids, Grinnell, Sigourney, 

 Waters. 



Wells, Lloyd, Odonata of Iowa XXIV, 327 



Wentworth, Edward N., Color Inheritance in the Horse XX, 317 



Sex-linked Factors in the Inheritance of Rudimentai-y 



Mammae in Swine XXI, 265 



The Influence of the Male on Litter Sizes XXIV, 305 



