﻿VI 
  CONTEND. 
  

  

  General 
  Appendix. 
  

  

  Page. 
  

  

  Who 
  will 
  promote 
  science? 
  by 
  C. 
  G. 
  Abbot 
  137 
  

  

  Recent 
  discoveries 
  and 
  theories 
  relating 
  to 
  the 
  structure 
  of 
  matter, 
  by- 
  

   Karl 
  Taylor 
  Compton 
  145 
  

  

  The 
  architecture 
  of 
  atoms 
  and 
  a 
  universe 
  built 
  of 
  atoms, 
  by 
  G. 
  G. 
  Abbot— 
  157 
  

  

  Aeronautic 
  research, 
  by 
  Joseph 
  S. 
  Ames 
  T 
  167 
  

  

  Photosynthesis 
  and 
  the 
  possible 
  use 
  of 
  solar 
  energy, 
  by 
  H. 
  A. 
  Spoehr 
  175 
  

  

  Fogs 
  and 
  clouds, 
  by 
  W. 
  J. 
  Humphreys 
  187 
  

  

  Some 
  aspects 
  of 
  the 
  use 
  of 
  the 
  annual 
  rings 
  of 
  trees 
  In 
  climatic 
  study, 
  

  

  by 
  Prof. 
  A. 
  E. 
  Douglass 
  223 
  

  

  The 
  age 
  of 
  the 
  earth, 
  by 
  T. 
  C. 
  Chamberlin 
  and 
  others 
  241 
  

  

  How 
  deep 
  is 
  the 
  ocean? 
  by 
  C. 
  G. 
  Abbot 
  275 
  

  

  Two 
  decades 
  of 
  genetic 
  progress, 
  by 
  E. 
  M. 
  East 
  285 
  

  

  Observations 
  on 
  a 
  Montana 
  beaver 
  canal, 
  by 
  S. 
  Stillman 
  Berry 
  297 
  

  

  The 
  Republic 
  of 
  Salvador, 
  by 
  Paul 
  G. 
  Standley 
  309 
  

  

  The 
  tent 
  caterpillar, 
  by 
  R. 
  E. 
  Snodgrass 
  329 
  

  

  The 
  life 
  history 
  and 
  habits 
  of 
  the 
  solitary 
  wasp, 
  PhilantJius 
  gibbosus, 
  

  

  by 
  Edward 
  G. 
  Reinhard 
  363 
  

  

  The 
  use 
  of 
  idols 
  in 
  Hopi 
  worship, 
  by 
  J. 
  Walter 
  Fewkes 
  377 
  

  

  Two 
  Chaco 
  Canyon 
  pit 
  houses, 
  by 
  Neil 
  M. 
  Judd 
  399 
  

  

  Collections 
  of 
  Old 
  World 
  archeology 
  in 
  the 
  United 
  States 
  National 
  Mu- 
  

   seum, 
  by 
  I. 
  M. 
  Casanowicz 
  415 
  

  

  The 
  " 
  Shake 
  Religion 
  " 
  of 
  Puget 
  Sound, 
  by 
  T. 
  T. 
  Waterman 
  499 
  

  

  Excavations 
  at 
  Askalon, 
  by 
  Prof. 
  J. 
  Garstang 
  509 
  

  

  National 
  efforts 
  at 
  home 
  making, 
  by 
  F. 
  H. 
  Newell 
  517 
  

  

  Ideals 
  of 
  the 
  telephone 
  service, 
  by 
  John 
  J. 
  Carty 
  533 
  

  

  