FOR    THE    YEARS    1901-1905,   INCLUSIVE. 
459 
Economic  geology — Continued. 
I  laska — Continued. 
Gold  production  of  North  America, 
Lindgren,  16. 
Gold  production  of  North  America, 
Spurr,  13. 
Gold  sands  of  Cape  Nome,  Queneau,   1. 
Guldforekomsterne  i  Alaska  og  tilgrsen- 
sende  stroeg,  Kolderup,  1. 
Juneau  gold  helt,  Spencer  (A.  C),  0. 
Kayak  coal  and  oil  fields,  Stoess.  1. 
Kotzebue  placer-gold   field,   Moflit.   2. 
Magmatic  origin  of  vein-forming  waters 
in  southeastern  Alaska,  Spencer  (A. 
C),  17. 
Methods  and  costs  of  gravel  and  placer 
mining  in  Alaska,  Purington,  8,  9. 
Mineral  resources  of  Alaska  in  1004, 
1 5  rooks,   11. 
Mineral  resources  of  southeastern  Alas- 
ka, Brewer  (W.  M.),  12. 
Minera-1  resources  of  Mount  Wrangell 
district,  Mendenhall  and  Sclirader,  1. 
Mining  at  the  Alaska  Treadwell,  Kin- 
zie,  1. 
Nome  gold  region,  Schrader  and  Brooks, 
1. 
Notes  on  Nome,  Rickard   (F.),  1. 
Occurrence  of  cassiterite,  Brooks,   1. 
Occurrence  of  stream  tin,  Brooks,  2. 
Ore  formation  on  Prince  of  Wales  Is- 
land, Thomae,  1. 
Outlook  for  coal-mining  in  Alaska. 
Brooks,  14. 
Petroleum  fields  of  Alaska,  Martin  (G. 
C),   3,   14. 
Petroleum  fields  of  Pacific  coast,  Mar- 
tin (G.  C),  11. 
Placer  mining  in  Alaska,  Brooks.  7.  '.», 
12. 
Porcupine  placer  mining  district,  Wright 
(C.  W.),  1,  2. 
Preliminary  report  on  the  Ketchikan 
mining  district,  Brooks,  4. 
Rampart  placer  region,  Prindle  and 
Hess.  1. 
Reconnaissance  from  Fort  Hamlin  to 
Kotzebue  Sound,  Mendenhall,  2. 
Reconnaissance  in  Alaska,  Schrader,  3. 
Reconnaissance  in  Norton  Bay  region, 
Mendenhall,  1. 
Reconnaissance  of  northwestern  por- 
tion of  Seward  Peninsula,  Collier,  1. 
Reconnaissance  of  the  Cape  Nome  and 
adjacent  gold  fields  of  Seward  Penin- 
sula, Brooks  and  others,  1. 
Stream  tin  in  Alaska,  Brooks.  8. 
Tin  deposits  of  the  York  region.  Col- 
lier, 7,  8. 
Tin  in  Alaska,  Bell.  2. 
Tin  in  the.  York  region.  Collier,  5. 
Tin  deposits  of  York  region,  Rickard 
(E.),  1. 
Tin  ledges  in  Alaska,  Bell  (R.  NO,  1. 
Treadwell  group  of  mines,  Kinzie,  2. 
Economic  geology — Continued. 
A  laska — Continued. 
Treadwell    ore    deposits,     Spencer     (A. 
C),   14. 
Yukon  gold  fields,  Miers,  1. 
Arizona. 
Bisbee  folio,  Ransome,  14. 
Bradshaw  Mountains  folio,  Jaggar  and 
Palache,  1. 
Cement  investigations  in  Arizona,  Dur- 
yee,  1. 
Clifton  folio.  Lindgren,  28. 
Copper  deposits  of  Bisbee,  Ransome,  7. 
8. 
Copper   deposits   at   Clifton,    Lindgren, 
li'.  15. 
Copper  deposits  of  Clifton-Morenci  dis- 
trict, Lindgren,  29. 
Copper  deposits  of  the  Kaibab  Plateau, 
Jennings   ( E.  P.),  1. 
Copper  deposits  of  the  Kaibab  Plateau, 
Lunt,  1. 
Copper  in  the  Red  Beds  of  the  Colorado 
Plateau  region,  Emmons   (S.  F.),  20. 
Deer    Creek    coal    field,    Campbell     <  M. 
R.L  16. 
Diatom-earth    in    Arizona,    Blake     (W. 
P.),  10. 
Genesis   of  copper  deposits  of  Clifton- 
Morenci,  Lindgren,  22. 
Geology  and  copper  deposits  of  Bisbee, 
Ransome,  10. 
Geology  and  ore  deposits  of  the  Bisbee 
quadrangle,  Ransome.  II. 
Geology    and    vein    phenomena    of    Ari- 
zona, Comstock  (T.  B.),  1. 
Geology     of    Cochise     mining    district. 
Franke,  1. 
Geology    of    Fort    Apache    region.    Rea- 
gan, 3. 
Geology  of  Globe  copper  district,   Ran- 
some, 6. 
Geology    of    Galiuro    Mountains,    Blake 
(W.  P.),  5. 
Geology  of  Mineral  Creek  district,  Gow- 
ling,'  1. 
Globe  folio,  Ransome,  13. 
Gold  deposits  of  Arizona,  Pratt,  .">. 
Gold     production     of     North     America. 
Lindgren,  16. 
Gypsum  deposits  in  Arizona,  Blake  (W. 
P.),  14. 
Limestone-granite    contact    deposits    of 
Washington  Camp,  Crosby,  16. 
Ore  in  anticlinals,  Lakes,  71. 
Planet  copper  mines,  McCarn,  1. 
Recent    discoveries     in     Arizona,     Bur- 
gess, 2. 
Re-formed  copper  ores,  Goodwin,  1. 
Secondary  enrichment,   Probert,   1. 
Silver  Bell  Mountains,  Barney,  1. 
Tombstone   and    its    mines,    Blake    (W. 
P.),  8,  12. 
Tombstone  mining  district.  Church,  1. 
Tungsten  deposits  in  Arizona.   Rickard 
(F.),  3. 
