272 



INDEX 



Glaucoma pyriformis, 73 



Glover, J. W., 80, 84, 88, 90-92, 261 



Gonads, 217-219 



Gonococcus infection, 123, 124 



Graduation of mortality curve, 94- 



101 



Grafting, 37 

 Graunt, J., 79 



Greenwood, M., 205, 216, 259-261 

 Groth, 205, 261 

 Growth of Drosophila population, 



254 



of populations, 247-258 

 Growth of United States, 250-252, 



254-257 



Guayaquil, 240, 242 

 Guinea pig, 61 

 Guy e" not, E., 200, 260, 261 

 Guyer, M. F., 52, 262 



Hahn, 205, 261 



Halley, E., 81, 82, 84, 262 



Harper, M., 39, 262 



Harrison, R. G., 58-60, 63, 64, 224, 



262 



Hartman, M., 31, 73, 262 

 Heart muscle, 61 

 Hegner, R. W., 40, 262 

 Henderson, R., 99, 262 

 Heron, D., 206, 262 

 Hersch, L., 202, 203, 205, 206, 208, 



262 



Hertwig, R., 44, 263 

 Hispania and Lusitania, expectation 



of life in, 91-92 

 Hodge, C. F., 27, 28, 263 

 Holland, 184 

 Homicide, 107 

 Homoiotoxin, 64 

 Howard, W. T., 44, 263 

 Hyde family, 152-166 

 Hyde, R. R., 198, 225, 263 

 Hygiene, 227 



Immortality, cellular, 51-78 

 human, 17-20 

 of protozoa, 30-33, 64 

 of somatic cells, 58-78 

 Industrial mortality, 216 

 Infant mortality, 205, 206, 208 

 Influence of activity on duration of 



of life, 211-217 

 of poverty on mortality, 



202-208 



of serum on tissue cul- 

 tures, 76, 77 



of temperature on dura- 

 tion of life, 208-217 

 Influenza epidemic, 245 

 Inheritance of duration of life, 94 



in Droso- 

 p hil a, 

 186-198 

 in man, 

 150-185 

 of physical characters, 



174, 175 



Injuries at birth, 121, 123 

 Insects, longevity of, 22 

 International classification of causes 



of death, 103 

 Health Board, 238- 



240, 242 



Interstitial cells, 219 

 Invertebrates, longevity of, 22 

 In vitro culture of tissues, 58-78 

 Italy, 235 



Jamaica, 235 



Jennings, H. S., 31, 33, 40, 41, 45, 



71, 72, 263 

 Jickeli, C. F., 44, 263 

 Jollos, 33, 263 

 Jones, D. F., 261 



Kassowitz, M., 44, 263 



Keimbahn, 40 



Kidneys, 61, 107, 108, 111, 126, 127 



