(507  ) 
Cambridge  .  .  .  Harvard  Collège  Observaiory.  BM. 
Jfaseam  of  comparative  zoôlogy.  BM. 
GrcaiviUe,  Ohio.  Denison  University  laboralories.  B. 
lowa-City  .  .  .  Unirersity.  B. 
Lincoln  ....  University  of  Nebraska.  B. 
New-Haven.  .  .  Connecticut  Academv  of  sciences.  BM. 
American  Journal  of  sciences  and  arts.  B.M. 
Observatory  of  Yale  OoiversitT.  B. 
yew-York  .  .  .  American  geographical  and  statistical  Society.  B. 
New- York  Academy  of  sciences  (ci-devant  :  Ly- 
ceum  of  natural  history;.  B. 
Philadelphie.  .  Academy  of  natural  sciences.  BM. 
American  naturalist.  B. 
.\merican  philosophical  Society.  BM. 
Franklin  Institute.  B. 
Historical  Society.  BMCKN. 
Second  geological  Survey  of  Pennsylvania.  BM. 
Wagner  free  Institute  of  science.  B, 
Saint-Louis.  .  .  Academy  of  sciences.  B. 
University.  KE. 
Salem Esses  Institut.  B. 
Peabody  Academy  of  science.  BM. 
San  Francisco.  Califorbia  Academy  of  sciences.  B. 
Washington  .  .  Bureau  of  Education.  B. 
Department  of  .Agriculture.  B. 
Government.  K. 
Dnited  States  geological  Survey.  BM. 
Smithsonian  Institution.  BMF. 
United  States  naval  Observatory.  B 
War  Département  ;  OflSce  of  the  surgeon  gênerai 
U.  S.  army;  Médical  muséum.  B. 
Signal  Office.  M. 
