General Index. 



139 





Flight of a butterfly, Observations 



on the migratory xl, xli 

 Flint spade, Dentate li 

 Floods and forests vliii 

 Flora of Mexico, Coastal-plain xlvi 

 Flowers of Diospyros Kaki 125 

 Forests and floods xliii 



Geology of the Meramec Highlands 



region xli 

 Green, John, Death of xlviii 



Heads of Bolivia, Shrunken human 



xlii 

 History xxiv 

 Honorary members vi 



election of xxii 

 Huttig, C. H., Death of xliii 



Imperative, Energetic xlv 



Impurities in carbon-iron alloys, 

 Microscopic observations upon 

 the segregation of xxxviii 



Inclined plane, Uniform motion of 

 a load upon an xliv 



Initiation fee xxii, xlvi 



Iron alloys, Microscopic observa- 

 tions upon the segregation of 

 impurities in carbon xxxviii 



Letterman, G. W., Death of xlii 



Librarian xx 



Report of xlix 



Library xxvii 



Life, Speculations on the origin of 

 xli 



Light on the dome of the new Ro- 

 man Catholic cathedral, Curve 

 of xlvi 



Light responses of the common 

 roach, An apparent reversal of 

 the xxxiii 



Load upon an inclined plane, Uni- 

 form motion of a xliv 



Magnet depends upon electric po- 

 tential, Strength of steel xxxiii, 



XXXV 



Magnetic field, Variations in the 



earth's xliii 

 Magnetic needle, Effect of wind on 



xxxix 



Magnetic needle on windy and calm 

 days xxxvii 



Magnetic permeability, Effect of 

 electrification of air on its xxxv 



Magnetic storms, Local 59 



Mammals, Development of cranium 

 in xxxvii 



Management xxv 



Meetings xvii, xix, xxv 



Members vi, xvi 

 Election of xxi 

 Expulsion of xxii 

 Resignation of xxii 



Membership xxiv 



Meramec Highlands region, Geol- 

 ogy of the xli 



Mexico, Coastal-plain flora of xlvi 



Michael, Elias, Death of xliii 



Microscopic observations upon the 

 segregation of impurities in 

 carbon-iron alloys xxxviii 



Migratory flight of a butterfly, Ob- 

 servations on the xl, xli 



Missouri, A preliminary list of the 

 mollusca of 67 



Social effect of some recent 

 child labor legislation in 

 xxxviii 



Mollusca of Missouri, A preliminary 

 list of the 67 



Morrison, G. B., Death of xxxvii 



Motion of a load upon an inclined 



plane xliv 

 Museum xxvii 



Musical tones, New Application of 

 electricity to the production 

 of xlv 



Necrology 



Bagby, Julian xlii 

 Broadhead, G. C. xxxi 

 Busch, Adolphus xliii 

 Craig, Moses xliii 

 Crandall, G. C. xxxi 

 Green, John xlviii 

 Huttig, C. H. xliii 

 Letterman, G. W. xlii 

 Michael, Elias xliii 

 Morrison, G. B. xxxvii 

 Smith, I. Z. xxxi 

 Taussig, William xliii 

 Witt, Thos. D. xlviii 



