FOR    THE    YEARS    1901-1905,  INCLUSIVE. 
731 
Pennsylvania— Continued. 
Petroleum  industry  of  Europe  and 
America,  Otsuka,  1. 
Physiographic  features  of  the  Susque- 
hanna basin,  Hollister,  1. 
Physiographic  studies  in  southern 
Pennsylvania,   Stose,  3. 
Piedmont  district  of  Pennsylvania, 
Bascom,  3. 
Pittsburg  coal  in  the  Burgettstown 
quadrangle,    Griswold,   3. 
Pocono  rocks  in  the  Allegheny  Valley, 
Campbell  (M.  R.),  14. 
Recent  geological  work  in  western 
Pennsylvania,  Campbell  (M.  R.),  3,  7. 
Recent  structural  work  in  western 
Pennsylvania,  Butts,  2. 
Recent  work  in  bituminous  coal  field 
of  Pennsylvania,  Campbell  (M.  R.), 
11. 
Revision  of  Phyllocarida  from  Che- 
mung and  Waverly  groups  of  Penn- 
sylvania, Beecher,  8. 
Road-making  materials  of  Pennsyl- 
vania, Ihlseng,  1. 
Rural  Valley  folio,  Butts,  6. 
Serpentines  of  Philadelphia,  Jonas,   1. 
Shifting  of  faunas,  Williams  (H/S.),  4. 
Slate  industry  at  Slatington,   Dale,   2. 
Slate  investigations  during  1904,  Dale, 
8. 
Steinkohlengebiete  von  Pennsylvanien 
und   Westvirginien,    Simmersbach,    1. 
Structure  of  South  Mountain,  Stose,  1. 
Topography  and  travel  in  Pennsyl- 
vania, Tower,  2. 
Troost's  survey  of  Philadelphia,  Ham- 
ilton   (S.  H.),  1. 
Underground  waters  of  Pennsylvania, 
Fuller   (M.  L.),  23. 
Upper  Paleozoic  rocks  of  Ohio  and 
Pennsylvania,  Girty,  10. 
Water  resources  of  Chambersburg  and 
Mercersburg   quadrangles,    Stose,    4. 
Water  resources  of  Elders  Ridge  quad- 
rangle, Stone  (R.  W.),  3. 
Water  resources  of  the  Curwensville, 
Patton,  Ebensburg,  and  Barnesboro 
quadrangles,  Clapp,  3. 
Water  resources  of  the  Pawpaw  and 
Hancock  quadrangles,  Stose  and  Mar- 
tin, 1. 
Water  resources  of  the  Philadelphia 
district,  Bascom,   2. 
Water  resources  of  the  Waynesburg 
quadrangle,  Stone   (R.  W.),  4. 
Water  supply  for  Philadelphia,  Carter 
(O.  S.  C),  1. 
Waynesburg  folio,  Stone   (R.  W.),  6. 
Petrology. 
Alaska. 
Alaska-Treadwell  mine,   Palache,  2. 
Geology    about    Chichagof   Cove,    Pala- 
che, 3. 
Reconnaissance    of    northwestern    por- 
tion of  Seward  Peninsula,  Collier,  1. 
Petrology— Continued. 
Alaska — Continued. 
Rocks    and    minerals    of   south    Alaska, 
Novarese,  1. 
Stratigraphy     and     igneous     rocks     of 
Alaska,  Emerson  (B.  K.),  6. 
Tin  deposits  of  the  York  region,  Collier, 
8. 
Arizona. 
Bisbee  folio,   Ransome,   14. 
Bradshaw  Mountains  folio,  .Taggar  and 
Palache,  1. 
Clinton  folio,  Lindgren,  28. 
Conglomerate    dikes    in    southern    Ari- 
zona, Campbell   (M.  R.),  15. 
Copper  deposits  of  Clinton-Morenci  dis- 
trict, Lindgren,  20. 
Geology  and  ore  deposits  of  the  Bisbee 
quadrangle,  Ransome,  11. 
Geology  of  Fort  Apache  region,  Reagan, 
3. 
Geology  of  Globe  copper  district,  Ran- 
some, 6. 
Globe  folio,   Ransome,    13. 
Petrography  of  the  Tucson  Mountains, 
Guild,  1. 
Reformed  copper  ores,  Goodwin,  1. 
Arkansas. 
Magmatic      differentiation      of      rocks, 
Keyes,  27. 
Zinc  and  lead  deposits  of  north  Arkan- 
sas, Branner,  2. 
California. 
Berkeley  Hills,  Lawson  and  Palache,  1. 
California     feldspar-corundum      rocks 
from    Plumas    County,    Lawson    (A. 
C),   1. 
Clastic  dikes,  Newsom,  4. 
Copper   in  northern   California,   Diller, 
G. 
Crystalline    rocks    of   the    San    Gabriel 
Mountains,  Arnold  and  Strong,   1. 
Eclogites  in  California,  Holway,  1. 
Geological  section  of  the  Coast  ranges, 
Osmont,  1. 
Geology    of   Mineral    King,    Knopf   and 
Thelen,  1. 
Geomorphogeny  of  Kern  basin,  Lawson 
(A.  C),  10. 
Glaucophane  and  associated  schists  in 
the  Coast  ranges,  Nutter  and  Barber, 
1. 
Igneous    rocks    near    Pajaro,    Reid    (J. 
A.),  1. 
Klamath   Mountain   section,   Diller,    12. 
Miocene    diabase    of    the    Santa    Cruz 
Mountains,  Haehl  and  Arnold,  1. 
Orbicular    gabbro    at    Dehesa,    Lawson 
(A.  C),  11. 
Orbicular     gabbro     from      San      Diego 
County,  Lawson  (A.  C),  7. 
Orbicular    gabbro    of    Dehesa,    Kessler 
and  Hamilton,   1. 
Pegmatyte  veins  of  Pala,  Waring,  2. 
Physiographic    features    of    Klamath 
Mountains,  Anderson   (F.  M.),  2. 
Plumasite,  Lawson  (A,  C),  8. 
