18  PUBLICATIONS    OF    U.    S.    GEOLOGICAL    SURVEY.          [hill.  177. 
In  four  parts  Part  I. — Director's  report  and  papers  of  a  theoretic 
nature  [Part  II. — Papers  of  an  economic  character;  Part  III. — Min- 
eral resources  of  the  United  States,  1894  Metallic  products  David 
T.  Day,  chief  of  division;  Part  IV. — Mineral  resources  of  the  United 
States,  1801:  Nonmetallic  products  David  T.  Day,  chief  of  division] 
[Vignette]  Washington  Government  Printing  Office  1896  [Pts.  II, 
III,  and  IV,  1895] 
8°.  4  pts.  xxii,  910  pp.,  118  pis.  and  maps;  xix,  598  pp.,  42  pis.  and  maps;  xv,  646 
pp.,  23  pis.  and  maps;  xix,  735  pp.,  6  pis.  and  maps.  Bound  in  dark  maroon  cloth 
(Survey  edition).  Out  of  stock.  Separates  of  the  various  papers  were  issued,  in 
paper  covers. 
Pt.      I.  Director's  report  and  papers  of  a  theoretic  nature,     xxii,  910  pp.,  117  pis. 
and  maps. 
Eeport  of  the  Director,  pp.  1-130, 1  map. 
The  dinosaurs  of  North  America,  by  Othniel  Charles  Marsh,  pp.  133-414, 
pis.  ii-lxxxv. 
Glacier  Bay  and  its  glaciers,  Alaska,  by  Harry  Fielding  Reid,  pp.  415- 
461,  pis.  lxxxvi-xcvi  and  xcv«. 
Some  analogies  in  the  Lower  Cretaceous  of  Europe  and  America,  by  Les- 
ter F.  Ward,  pp.  463-542,  pis.  xcvii-cvii. 
Structural  details  in  the  Green  Mountain  region  and  in  eastern  New  York, 
by  T.  Nelson  Dale,  pp.  543-570. 
Principles  of  North  American  pre-Cambrian  geology,  by  Charles  Richard 
Van  Hise,  with  an  appendix  on  flow  and  fracture  of  rocks  as  related  to 
structure,  by  Leander  Miller  Hoskins,  pp.  571-874,  pis.  eviii-exvii. 
Summary  of  the  primary  triangulation  executed  by  the  United  States 
Geological  Survey  between  the  years  1882  and  1894,  by  Henry  Gannett, 
chief  topographer,  pp.  875-885. 
Index,  pp.  887-910. 
Pt.    II.  Papers  of  an  economic  character,     xix,  598  pp.,  43  pis.  and  maps. 
Geology  and  mining  industries  of  the  Cripple  Creek  district,  Colorado, 
by  Whitman  Cross  (general  geology)  and  R.  A.  F.  Penrose,  jr.  (min- 
ing geology),  pp.  1-209,  pis.  i-xiv  and  supplemental  map. 
A  geological  reconnaissance  across  Idaho,  by  George  H.  Eldridge,  pp. 
211-276,  pis.  xv-xvii. 
The  geology  of  the  road-building  stones  of  Massachusetts,  with  some  con- 
sideration of  similar  materials  from  other  parts  of  the  United  States, 
by  Nathaniel  Southgate  Shaler,  pp.  277-341,  pis.  xviii-xxiv. 
Economic  geology  of  the  Mercur  mining  district,  Utah,  by  J.  Edward 
Spurr,with  introduction  by  S.  F.  Emmons,  pp.  343-455,  pis.  xxv-xxxiv. 
The  public  lands  and  their  water  supply,  by  Frederick  Haynes  Newell, 
pp.  457-533,  pis.  xxxv-xxxix. 
Water  resources  of  a  portion  of  the  Great  Plains,  by  Robert  Hay,  pp. 
535-588,  pis.  xl-xlii. 
Index,  pp.  589-598. 
Pt.  III.  Mineral  resources  of  the  United  States,  1894;  metallic  products,     xv,  646 
pp.,  23  pis. 
Summary,  pp.  5-19. 
The  production  of  iron  ores  in  various  parts  of  the  world,  by  John  Birk- 
inbine,  pp.  21-218,  pis.  i-xv. 
Iron  and  steel  and  allied  industries  in  all  countries,  by  James  M.  Swank, 
general  manager  of  the  Iron  and  Steel  Association,  pp.  219-250. 
