﻿

  wAt; 
  

  

  WILEY 
  \Um 
  BOOKS 
  

  

  Works 
  of 
  Heinrich 
  Ries, 
  Ph.D. 
  

  

  Professor 
  of 
  Economic 
  Geology 
  in 
  Cornell 
  University. 
  

  

  ECONOMIC 
  GEOLOGY. 
  

  

  Fourth 
  Edition, 
  Thoroughly 
  Revised 
  and 
  Enlarged. 
  

  

  In 
  this 
  edition 
  the 
  latest 
  available 
  statistics 
  are 
  included, 
  taken 
  principally 
  

   from 
  the 
  United 
  States 
  Geological 
  Survey 
  and 
  Canadian 
  Department 
  of 
  Mines 
  

   reports. 
  The 
  chapters 
  on 
  Ore 
  Deposits 
  have 
  been 
  enlarged 
  to 
  include 
  modern 
  

   practice 
  and 
  recent 
  discoveries. 
  

  

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

  

  CLAYS 
  

  

  Their 
  Occurrence, 
  Properties, 
  and 
  Uses, 
  with 
  Special 
  Reference 
  to 
  Those 
  of 
  

   the 
  United 
  States. 
  Second 
  Edition. 
  

   A 
  book 
  of 
  value 
  to 
  geologists, 
  chemists, 
  and 
  others 
  interested 
  in 
  this 
  sub- 
  

   ject, 
  treated 
  mainly 
  from 
  the 
  American 
  standpoint. 
  

  

  xix 
  + 
  554 
  pages. 
  6 
  by 
  9. 
  65 
  figures, 
  44 
  plates. 
  Cloth, 
  §5.00 
  net. 
  

  

  BUILDING 
  STONES 
  AXD 
  CLAY 
  PRODUCTS. 
  

  

  A 
  Handbook 
  for 
  Architects. 
  

  

  Presents 
  simply 
  the 
  fundamentally 
  important 
  facts 
  regarding 
  the 
  properties 
  

   and 
  durability 
  of 
  building 
  stones 
  and 
  clay 
  products, 
  and 
  includes 
  a 
  list 
  of 
  

   structures 
  in 
  which 
  the 
  more 
  important 
  building 
  stones 
  have 
  been 
  placed, 
  

   xv 
  + 
  415 
  pages. 
  6 
  by 
  9. 
  20 
  figures, 
  59 
  plates. 
  Cloth, 
  $3.00 
  net. 
  

  

  By 
  HJEINRICH 
  RIES, 
  Ph.D., 
  and 
  HENRY 
  LEIGHTON, 
  A.B. 
  

  

  HISTORY 
  OF 
  THE 
  CLAY-WORKING 
  INDUSTRY 
  IN 
  

   THE 
  UNITED 
  STATES. 
  

  

  The 
  main 
  treatment 
  of 
  the 
  subject-matter 
  is 
  arranged 
  by 
  products, 
  followed 
  

   by 
  a 
  discussion 
  by 
  states. 
  The 
  data 
  employed 
  were 
  collected 
  for 
  the 
  Depart- 
  

   ment 
  of 
  Economies 
  and 
  Sociology 
  of 
  the 
  Carnegie 
  Institution 
  of 
  Washington. 
  

   viii 
  + 
  270 
  pages. 
  6 
  by 
  9. 
  Illustrated. 
  Cloth, 
  $2.50 
  net. 
  

  

  By 
  HEINRICH 
  RIES, 
  Ph.D., 
  and 
  THOMAS 
  L,. 
  WATSON, 
  Ph.D. 
  

  

  ENGINEERING 
  GEOLOGY. 
  

  

  Second 
  Edition, 
  Enlarged. 
  

  

  Emphasizes 
  throughout 
  the 
  practical 
  application 
  of 
  the 
  topics 
  treated 
  to 
  

   engineering 
  work. 
  A 
  chapter 
  on 
  Historical 
  Geology 
  has 
  been 
  added 
  and 
  the 
  

   list 
  of 
  references 
  has 
  been 
  brought 
  up 
  to 
  date 
  and 
  some 
  additional 
  foreign 
  

   titles 
  included. 
  

  

  xxvii 
  + 
  722 
  pages. 
  6 
  by 
  9. 
  249 
  figures, 
  104 
  plates. 
  Cloth, 
  $4.00 
  net. 
  

   Send 
  for 
  our 
  1918 
  Catalog. 
  

  

  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. 
  

  

  AJS.-M9 
  

  

  