Index. 325 
H 
PAGE 
Holman, R. M. Contributions of Botany to Military Efficiency..... 49 
Hoffman, Leroy. The Relation of Nitrogen, Phosphorus and Organic 
Matter to Corn Yield in Elkhart County, Indiana.............. 160 
Hole, Allen D. Paleontology of Certain Chester Formations in 
Sounennwelniditanay NOES wont Mean -ieiiotmii ikl) oL)aieteds ele ste chore 183 
vee Men eerrye, Mine 1OrawiliSias cece sraisiscs «cise eis he ects ciel) sieieclere\l 232 
I 
Indianaite in Monroe County, Notes on the Occurrence of. W. L. 
HIG Sel itmrey Web arenas State ron cee. wocsael a cevapepiarial eve Stonat is ohccenalee wyeliay steseer sists dre uceieet 177 
Ay 
Jatho, Edna R. Feeble-Mindedness, the Problem................. 3 
Jomes, Wwillignany dienes. ssh IDE Grornsveress acas oo blige eicia mio po ictnto Oo noraioe = 81 
i 
A Kinetic Model of the Electron Atom. R. R. Ramsay............ 312 
L 
ucketiwsn Ds lime: to incubate betrih Platesi sale .ts seks cee ecco: 102 
ora Vii Ve Conlon Monroe, County scice eis isle ele ence = WE 
Logan, Wm. L. Indianaite in Monroe County, Notes on Occur- 
TRE TNG COMO Tasman wr sir, civ en eyo MNT NTaE colons ousron ee ecausronh Eiske Weeie veasheom ce esiendvewens Waa 
M 
VME IMDS Stetuctee-uck: stare hones Tn eke aecie one thie iaie av ete se pevaed ei bh efie Sucre t, ia le oO mie se 14 
INGUIN cy HOB Oo tG, CHONG SOF ONCE OOM OTE TORO DBE tcl ERCIer Rc CRRA aclUm RA 21 
Nea wiseecere ete e hens Sete oe a hacen nT eny AN llawien ctosa a afters icp anetater angina ie se 14 
INOMMPESTG GING mrsea pecan omee cota et a Pays anh olooucts cheteia ahs la shargus sale Nieonatsianan’) 18 
REMECSROL US PLUME NM COLIN Gans o/s Savals nus Qeest NO LIe Gc Sie ons sg.) d elnha aun 3 elacera 32 
VEHIMUGESO tsa IWVICE TING. oss aette cys opus soeete eo bre elar a) elel als siete niomatoewars as 42 
MeEBetha Win As bhysiographiy) and Wares an a ois ccle secis oe 6 a8 0 he 60 
Method of Teaching Diffusion and Osmosis. Paul Weatherwax.... 88 
Markle, M. S. Some Abnormalities in Plant Structure............ il7/ 
New Methods of Measuring the Speed of Sound Pulses Near the 
SOU Ce wee Acie tUtaalle tks OLE ares. pyicherenakekestoncreuelioucite, ei) stelin aneiehe 1's) antec ekeiioye) = Dipl 
