﻿■'' 
  A 
  TEXT- 
  BOOK 
  OF 
  GEOLOGY 
  

  

  For 
  Use 
  in 
  Universities, 
  Colleges, 
  Schools 
  of 
  Science, 
  etc., 
  and 
  for 
  the 
  Gen- 
  

   eral 
  Eeader. 
  

  

  Part 
  I. 
  PHYSICAL 
  GEOLOGY. 
  By 
  Louis 
  V. 
  Pirsson, 
  Professor 
  of 
  

   Physical 
  Geology 
  in 
  the 
  Sheffield 
  Scientific 
  School 
  of 
  Yale 
  University. 
  

  

  Presents 
  the 
  broad 
  facts 
  and 
  principles 
  of 
  the 
  science 
  from 
  the 
  latest 
  view- 
  

   point, 
  and, 
  while 
  giving 
  the 
  physiographic 
  part 
  of 
  the 
  geologic 
  field 
  its 
  due 
  

   share 
  of 
  attention, 
  weight 
  is 
  also 
  given 
  to 
  the 
  structural, 
  physical, 
  and 
  chemical 
  

   sides 
  of 
  the 
  subject. 
  

  

  vii 
  -f 
  404 
  pages. 
  6 
  by 
  9. 
  311 
  figures 
  in 
  the 
  text. 
  Appendix 
  and 
  folding 
  colored 
  

   map. 
  Cloth, 
  $2.25 
  net. 
  

  

  Part 
  II. 
  HISTORICAL 
  GEOLOGY. 
  By 
  Charles 
  Schuchert, 
  Pro- 
  

   fessor 
  of 
  Paleontology 
  in 
  Yale 
  University 
  and 
  of 
  Historical 
  Geology 
  in 
  the 
  

   Sheffield 
  Scientific 
  School. 
  

  

  In 
  this 
  book 
  lectures 
  are 
  introduced 
  showing 
  the 
  relationship 
  of 
  Historical 
  

   Geology 
  to 
  Astronomy 
  and 
  Evolution, 
  Biology, 
  and 
  Oceanography. 
  The 
  ele- 
  

   ments 
  of 
  Botany 
  and 
  Zoology 
  are 
  also 
  included, 
  Historical 
  Geology 
  being 
  as 
  

   much 
  a 
  biological 
  science 
  as 
  it 
  is 
  a 
  geological. 
  

  

  vi 
  + 
  622 
  pages. 
  6 
  by 
  9. 
  211 
  figures 
  in 
  the 
  text, 
  40 
  plates 
  and 
  a 
  folding 
  colored 
  

  

  map. 
  Cloth, 
  $2.75 
  net, 
  

  

  Both 
  Parts 
  also 
  bound 
  complete 
  in 
  one 
  volume. 
  

  

  xii 
  + 
  1051 
  pages. 
  6 
  by 
  9. 
  522 
  figures 
  and 
  folding 
  colored 
  map. 
  Cloth, 
  $4.00 
  net. 
  

  

  ROCKS 
  AND 
  ROCK 
  MINERALS 
  

  

  A 
  Manual 
  of 
  the 
  Elements 
  of: 
  Petrology 
  Without 
  the 
  Use 
  of 
  the 
  Microscope. 
  

   For 
  the 
  Geologist, 
  Engineer, 
  Miner, 
  Architect, 
  etc. 
  , 
  and 
  for 
  Instruction 
  in 
  Col- 
  

   leges 
  and 
  Schools. 
  By 
  Louis 
  V. 
  Pirsson. 
  

  

  A 
  concise 
  and 
  practical 
  treatise 
  in 
  which 
  the 
  rocks 
  and 
  rock 
  minerals 
  are 
  

   handled 
  from 
  the 
  megascopic 
  standpoint. 
  It 
  meets 
  the 
  wants 
  of 
  many 
  who 
  

   have 
  to 
  consider 
  rocks 
  from 
  the 
  scientific 
  or 
  practical 
  point 
  of 
  view 
  and 
  who 
  

   are 
  not 
  in 
  a 
  position 
  to 
  use 
  the 
  microscopical 
  method, 
  

   v 
  + 
  414 
  pages. 
  5 
  by 
  7£. 
  74 
  figures, 
  36 
  full-page 
  half-tone 
  plates. 
  Cloth, 
  $2. 
  50 
  net. 
  

  

  ECONOMIC 
  GEOLOGY 
  

  

  Fourth 
  Edition, 
  Thoroughly 
  Revised 
  and 
  Enlarged. 
  By 
  Heinrich 
  Ries, 
  

   A.M., 
  Ph.D., 
  Professor 
  of 
  Geology 
  at 
  Cornell 
  University. 
  

  

  In 
  addition 
  to 
  considerable 
  revision 
  of 
  the 
  text, 
  this 
  edition 
  contains 
  a 
  de- 
  

   scription 
  of 
  the 
  more 
  important 
  Canadian 
  mineral 
  deposits, 
  as 
  well 
  as 
  brief 
  

   references 
  to 
  some 
  of 
  the 
  well-known 
  ones 
  of 
  other 
  countries. 
  The 
  latest 
  avail- 
  

   able 
  statistics 
  have 
  been 
  included. 
  

  

  xviii 
  + 
  856 
  pages. 
  6 
  by 
  9. 
  291 
  figures. 
  75 
  plates. 
  Cloth, 
  $4.00 
  net. 
  

  

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  JOHN 
  WILEY 
  & 
  SONS, 
  Inc. 
  

  

  Dept. 
  B.— 
  432 
  Fourth 
  Avenue, 
  New 
  York 
  

  

  London: 
  Chapman 
  & 
  Hall, 
  Ltd. 
  

   Montreal, 
  Can. 
  : 
  Manila, 
  P. 
  I. 
  : 
  

  

  Renouf 
  Publishing 
  Co. 
  Philippine 
  Education 
  Co. 
  

  

  AJ8.-3-19 
  

  

  