FOR    THE    YEARS    1901-1905,   INCLUSIVE.  253 
Nickles  (JohnM.) — Continued. 
3.  The  geology  of  Cincinnati. 
Cin.  Soc.  Nat.  Hist.,  Jour.,  vol.  20,  pp.  49-100,  1  pi.  (topographic  map),  1902. 
Describes  topography  and  geology  of  Cincinnati  and  the  surrounding  region,  and  gives 
faunal  lists. 
4.  Description  of  a  new  bryozoan  "  Homotrypa  bassleri,"  n.  sp.,  from  the  Warren 
beds  of  the  Lorraine  group. 
Cin.  Soc.  Nat.  Hist.,  Jour.,  vol.  20,  pp.  103-105,  text  figs.,  1902. 
5.  The  Richmond  group  in  Ohio  and  Indiana  and  its  subdivisions,  with  a  note  on  the 
genus  Strophomena  and  its  type. 
Am.  Geol.,  vol.  32,  pp.  202-218,  1903. 
6.  The  upper  Ordovician  rocks  of  Kentucky  and  their  Bryozoa. 
Ky.  Geol.  Surv.,  Bull.  no.  5,  64  pp.,  3  pis.,  1905. 
Describes  the  geological  history  and  stratigraphy  of   the  Ordovician  area  of  Kentucky  and 
gives  systematic  descriptions  of  characteristic  Bryozoa. 
Nicol  (William). 
1.  Spinel  twins  of  pyrite. 
Am.  Jour.  Sci.,  4th  ser.,  vol.  17,  p.  93,  1904. 
Nicol  (William),  Goldschmidt  (Victor)  and. 
1.  New  forms  of  sperrylite. 
See  Goldschmidt  (Victor) and  Nicol  (William),  1. 
Nicolau  (Th.). 
1.  Untersuchungen  an  den  eisenfuhrenden  gesteinen  der  insel  Disko. 
Meddelelserom  Groenland,  vol.  24,  pp.  215-248,  1901. 
Describes    the  occurrence,  characters,  and  composition  of  the  iron-bearing  rocks  of  the 
Island  Disco. 
Nicolson  (J.  T. ),  Adams  (£'rank  D. )  and. 
1.  An  experimental  investigation  into  the  flow  of  marble. 
See  Adams  (F.  D.)  and  Nicolson  (J.  T.),  1. 
Nolan  (A.  W.)  and  Dixon  (J.  D.). 
1.  Geology  of  St.  Helen's  Island  [Quebec]. 
Can.  Rec.  Sci.,  vol.  9,  pp.  53-66,  5  figs.,  1903. 
Discusses  the  character  and  occurrence  of  Ordovician  and  Devonian  strata,  the  character, 
occurrence,  and  origin  of  the  breccia  formation  of  the  island,  and  the  petrography  of  the 
intersecting  dikes. 
Nordenskjold  (Otto). 
1.  Notes  on  some  specimens  of  rocks  collected  by  C.  Kruuse  on  the  east  coast  of 
Greenland,  between  lat.  65°  35'  and  67°  22'  N. 
Meddelelser  om  Gronland,  vol.  28,  pp.  1-16,  1  pi.,  1904. 
Norton  (William  Harmon). 
1.  Geology  of  Cedar  County  [Iowa]. 
Iowa  Geol.  Surv.,  vol.  11,  pp  282-396,  6  pis.,  12  figs,  and  maps,  1901. 
Describes  the  physiographic  and  drainage  features,  the  character  and  occurrence  of  the 
Silurian,  Devonian,  and  Pleistocene  deposits  and  the  occurrence  of  economic  products. 
2.  The  relation  of  physical  geography  to  other  science  subjects. 
Science,  new  ser.,  vol.  14,  pp.  205-210,  1901. 
3.  Underground  waters  of  eastern  United  States:  Iowa. 
U.  S.  Geol.  Surv.,  Water-Supply  and  Irrigation  Paper  no  114,  pp.  220-225,  2  figs.,  1905. 
Describes  briefly  the  shallow  supplies  of  water,  and  the  artesian  waters  with  especial  reference 
to  the  geologic  horizons  from  which  they  are  derived. 
4.  Water  supplies  at  Waterloo,  Iowa. 
U.  S.  Geol.  Surv.,  Water-Supply  and  Irrigation  Paper  no.  145,  pp.  148-155,  1905. 
Novarese  (Vittorio). 
1.  Rocks  and  minerals  of  south  Alaska. 
In  Filippo  de  Fillipi's  The  Ascent  of  Mount  St.  Elias,  Westminster,  Archibald  Constable  and 
Co.,  1900,  Appendix  E,  pp.  232-239. 
Gives  observations  upon  the  geology  and  petrology  of  this  part  of  Alaska. 
