CONTENTS 
1.  Collins,  Henry  B.,  Jr.    Archeology  of   St.  Lawrence  Island, 
Alaska.  431  pp.,  84  pis.,  26  figs.,  Aug.  9,  1937.    (Publ.  341 1-) 
2.  Flint,  Lewis  H.,  and  McAlister,  E.  D.  Wave  lengths  of  radia- 
tion in  the  visible  spectrum  promoting  the  germination  of  light- 
sensitive  lettuce  seed.  8  pp.,  i  pi.,  2  figs.,  June  16,  1937.    (Publ. 
3414-) 
3.  Johnston,  Earl  S.  Phototropic  response  and  COo  assimilation  of 
plants  in  polarized  light.    7  pp.,  i  fig.,  July  12,  1937.     (Publ. 
3440.) 
4.  Bush  NELL,  David  L,  Jr.  Indian  sites  below  the  falls  of  the  Rappa- 
hannock, Virginia.    65  pp.,  21   pis.,    11   figs.,   Sept.   15,   1937. 
(Publ.  3441.) 
5.  Snodgrass,  R.   E.    The  male  genitalia  of   orthopteroid  insects. 
107  pp.,  42  figs.,  Sept.  25,  1937.    (Publ.  3442.) 
6.  Johnston,  Earl  S.    Growth  of  Avena  coleoptile  and  first  inter- 
node  in  different  wave-length  bands  of  the  visible  spectrum. 
19  pp.,  4  figs.,  Nov.  6,  1937.   (Publ.  3444-) 
(v) 
