BIBLIOGRAPHY.  427 
Livingston  folio,  Montana;  description,  by  J.  P.  Iddings  and  W.  H.  Weed.  Geo- 
logic Atlas  U.  S.,  folio  1,  1894. 
Three  Forks  folio,  Montana;  description,  by  A.  C.  Peale.  Geologic  Atlas  U.  S., 
folio  24,  1896. 
Geology  and  mineral  resources  of  the  Judith  Mountains  of  Montana,  by  W.  H. 
Weed  and  L.  V.  Pirsson.     Eighteenth  Ann.  Rept.,  pt.  3,  1898,  pp.  614-616. 
Gives  an  account  of  the  coals  mined  in  the  area. 
Fort  Benton  folio,  Montana;  description,  by  W.  H.  Weed.  Geologic  Atlas  U.  S., 
folio  55,  1899. 
Little  Belt  Mountains  folio,  Montana;  description,  by  W.  II.  Weed.  Geologic  Atlas 
U.  S.,  folio  56,  1899. 
The  Rocky  Mountain  coal  fields,  by  L.  S.  Storrs.  Twenty-second  Ann.  Rept.,  pt. 
3,  1902,  pp.  415-471. 
Development  of  the  Bear  Creek  coal  fields,  Montana,  by  C.  A.  Fisher.  Bull.  No. 
285,  1906,  pp.  269-270. 
The  North  Dakota-Montana  lignite  area,  by  A.  G.  Leonard.  Bull.  No.  285,  1906, 
pp.  316-330. 
The  Great  Falls  coal  field,  Montana,  by  C.  A.  Fisher.  Bull.  No.  316,  1907,  pp. 
161-173. 
Coals  of  Carbon  County,  Mont.,  by  N.  H.  Darton.     Bull.  No.  316,  1907,  pp.  174-193. 
The  coal  fields  of  parts  of  Dawson,  Rosebud,  and  Custer  counties,  Mont.,  by  A.  G. 
Leonard.     Bull.  No.  316,  1907,  pp.  194-211. 
The  Sentinel  Butte  coal  field,  North  Dakota  and  Montana,  by  A.  G.  Leonard  and 
C.  D.  Smith.     Bull.  No.  341,  1909,  pp.  15-35. 
The  Miles  City  coal  field,  Montana,  by  A.  J.  Collier.     Bull.  No.  341, 1909,  pp.  36-61. 
The  Bull  Mountain  coal  field,  Montana,  by  L.  H.  Woolsey.  Bull.  No.  341,  1909, 
pp.  62-77. 
Coal  near  the  Crazy  Mountains,  Montana,  by  R.  W.  Stone.  Bull.  No.  341,  1909, 
pp.  78-91. 
The  Red  Lodge  coal  field,  Montana,  by  E.  G.  Woodruff.  Bull.  No.  341,  1909, 
pp.  92-107. 
The  Lewistown  coal  field,  Montana,  by  W.  R.  Calvert.  Bull.  No.  341,  1909,  pp. 
108-122. 
Coal  fields  of  the  northeast  side  of  the  Bighorn  Basin,  Wyoming,  and  Bridger, 
Mont.,  by  C.  W.  Washburne.     Bull.  No.  341,  1909,  pp.  165-199. 
Geology  of  the  Great  Falls  coal  field  of  Montana,  by  C.  A.  Fisher.  Bull.  No.  356, 
1909.     87  pp. 
NEBRASKA. 
The  western  interior  coal  field,  by  H.  F.  Bain.  Twenty-second  Ann.  Rept.,  pt.  3, 
1902,  pp.  333-366. 
An  account  of  the  coal  field  occupying  portions  of  Missouri,  Kansas,  Nebraska,  and  Iowa. 
Lignites  of  the  middle  and  upper  Missouri  Valley,  by  E.  F.  Burchard.  Bull.  No. 
225,  1904,  pp.  276-288. 
Describes  the  occurrence  and  character  of  lignite  deposits  in  Dakota  County,  Nebraska,  and  in 
North  Dakota. 
Preliminary  report  on  the  geology  and  underground  water  resources  of  the  central 
Great  Plains,  by  N.  II.  Darton.     Prof.  Paper  No.  32,  1905,  pp.  372-379. 
Gives  a  general  account  of  tho  occurrence  of  coal  in  Colorado  Wyoming,  South  Dakota,  and 
Nebraska. 
Elk  Point  folio,  South  Dakota-Nebraska-Iowa;  description,  by  J.  E.  Todd.  Geo- 
logic Atlas  U.  S.,  folio  156,  1908,  p.  6 
