1G8  INDEX    TO    PUBLICATIONS    OF    U.   S.   GEOL.   SURVEY,     [bull.  177. 
Bessemer  pig  iron,  production  of . MR  1891,  p  55 
Bessemer-steel  ingots  and  rails,  production  of,  in  the  United  States  and  Great 
Britain  since  1877 MR  1891,  p  59 
(See,  also,  Steel.) 
Bettles  series  of  rocks  of  Alaska Ann  21,  n,  p  475 
Betulacese  of  North  America  (extinct) Mon  xxxv,  pp  59-68 
of  Yellowstone  Park Mon  xxxn,  n,  pp  698-699 
Beulah  shales  of  Black  Hills Ann  21,  iv,  pp  525-526 
Bibliographic  index  of  North  American  Carboniferous  invertebrates Bull  153 
Bibliographies,  contemplated,  of  special  topics  in  North  American  geology... Ann  5, 
pp  xxx-xxxi 
Bibliography  of  American  i'<  >ssil  Bryozoa Bull  173,  pp  125-160 
of  Arachnida Bull  31,  p  19 
of  Archean  and  Algonkian  rocks Bull  86,  pp  48-50, 199-208,  220-222, 
252-256,  270,  271,  342-347,  429-439,  527-529 
of  Cambrian  rocks Bull  81,  pp  22-48 
of  Cambrian  and  Carboniferous  rocks  of  Narragansett  Basin Mon 
xxxiii,  pp  212-214 
of  clays  and  clay  industry Ann  18,  v  cont,  pp  1146-1147 
of  Cretaceous  and  Tertiary  plants  of  North  America Bull  152,  pp  13-23 
of  Cretaceous  rocks  of  North  America,  annotated Bull  82,  pp  26-60 
of  Crustacea,  Paleozoic,  from  1698  to  1889 Bull  63 
of  decay  of  rocks,  subaerial Bull  52,  pp  57-61 
of  Dinocerata Mon  x,  pp  225-237 
of  Echinodermata,  Mesozoic,  of  United  States Bull  97,  pp  15-20 
of  Eocene  formations Bull  83,  pp  148-158 
of  gangue  minerals  of  the  southern  Appalachians Ann  16,  in,  p  273 
of  Genesee,  Naples,  Portage,  and  High  Point  Chemung  rocks  of  New 
York .' Bull  16,  pp  9-12 
of  geology,  international,  plan  for Ann  14,  i,  pp  185-186 
of  geology,  North  American,  1732-1891 Bull  127 
of  geology  of  eastern  Berkshire  County,  Massachusetts Bull  159,  pp  128-135 
of  geology  of  North  America for  1886,  Bull  44; 
for  1887  to  1889,  Bull  75;  for  1890,  Bull  91;  for  1891,  Bull  99 
(See,  also,  Bibliography  and  index.) 
of  geology  of  Penokee  district,  Michigan  and  Wisconsin Mon  xix,  pp  5-102 
of  geology  of  Philippine  Islands Ann  21,  in,  pp  594-605 
of  geology  of  Pikes  Peak  district,  Colorado GF  7,  p  5 
of  gold  fields  of  southern  Appalachians Ann  16,  in,  pp  316-319 
of  insects Bull  31,  pp  32-34,  36-37,  46,  51 ,  58,  65,  85,  94,  96;  Bull  69 
of  invertebrates,  North  American  Mesozoic Bull  102 
of  iridium MR  1883-84,  pp  588-591 
of  iron-ore  industry Ann  16,  in,  pp  217-218 
of  irrigation  in  India Ann  12,  n,  pp  371-373 
of  irrigation  literature Ann  11,  n,  pp  345-388;  Ann  13,  in,  pp  346-349 
of  Keweenawan  rocks Mon  v,  pp  14-23,  431-432 
of  Minnesota,  explorations  in Bull  157,  pp  12-19 
of  Mollusca,  marine Bull  24,  pp  9-17 
of  monazite Ann  16,  iv,  pp  690-693 
of  Myriapoda.  _ Bull  31 ,  p  9 
of  Newark  system Ann  21,  in,  p  39;  Bull  85,  pp  140-339 
of  nickel  ores - MR  1893,  p  177 
of  paleontology,  North  American,  1888-1892 Bull  121 
of  phosphate  of  lime -Bull  46,  pp  129-140 
of  publications  of  United  States  Geological  Survey  (  1 880-1893) Bull  100 
