﻿Ward's 
  Natural 
  Science 
  Establishment 
  

  

  A 
  Supply-House 
  for 
  Scientific 
  Material. 
  

  

  Founded 
  1862. 
  Incorporated 
  1890. 
  

  

  A 
  few 
  of 
  our 
  recent 
  circulars 
  in 
  the 
  various 
  

   departments 
  : 
  

  

  Geology: 
  J-3. 
  Genetic 
  Collection 
  of 
  Rocks 
  and 
  Rock- 
  

   forming 
  Minerals. 
  J-188. 
  Price 
  List 
  of 
  Rocks. 
  

  

  Mineralogy: 
  J-109. 
  Blowpipe 
  Collections. 
  J-74. 
  Meteor- 
  

   ites. 
  J-190. 
  Collections. 
  J-197. 
  Fine 
  Specimens. 
  

  

  Paleontology: 
  J-185. 
  Complete 
  Trilobites. 
  J-115. 
  Collec- 
  

   tions. 
  J-140. 
  Restorations 
  of 
  Extinct 
  Arthropods. 
  

  

  Entomology: 
  J-33. 
  Supplies. 
  J-125. 
  Life 
  Histories. 
  

   J-198. 
  Live 
  Pupae. 
  

  

  Zoology: 
  J-116. 
  Material 
  for 
  Dissection. 
  J-26. 
  Compara- 
  

   tive 
  Osteology. 
  J-94. 
  Casts 
  of 
  Reptiles, 
  etc. 
  

  

  Microscope 
  Slides: 
  J-189. 
  Slides 
  of 
  Parasites. 
  Cat. 
  32 
  

   and 
  35. 
  Rocks. 
  

  

  Taxidermy: 
  J-22. 
  Bird 
  Skins. 
  J-31. 
  Mammal 
  Skins. 
  

  

  Human 
  Anatomy: 
  J-16. 
  Skeletons 
  and 
  Models. 
  

  

  General: 
  J-193. 
  List 
  of 
  Catalogues 
  and 
  Circulars. 
  

  

  Ward's 
  Natural 
  Science 
  Establishment 
  

  

  84-102 
  College 
  Ave., 
  Rochester, 
  N. 
  Y., 
  V. 
  S. 
  A. 
  

  

  "SOIEISTIA" 
  

  

  INTERNATIONAL 
  REVIEW 
  OF 
  SCIENTIFIC 
  SYNTHESIS. 
  Issued 
  monthly 
  (each 
  

   number 
  consisting 
  of 
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  to 
  120 
  pages). 
  Editor 
  : 
  EUOENIO 
  RIGNANO. 
  

  

  This 
  is 
  the 
  only 
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  has 
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  really 
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  ; 
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   of 
  world-wide 
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  the 
  synthesis 
  and 
  unification 
  of 
  

   knowledge, 
  in 
  the 
  history 
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  Abbot 
  = 
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  Beichman 
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   Bigourdan 
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  y 
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  ■ 
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  De 
  Vrles 
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  * 
  Emery 
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  Enriques 
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   Fabry 
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  Plndlay 
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  Harper 
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  tlelberg 
  - 
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   Hopklns=lnigues=Innes=Janet=Kaptein=Kaye=Kidd-Langevin 
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  Lebede\v=Lloyd 
  Morgan 
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   Lodge 
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  Loisy 
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  Lowe 
  11 
  - 
  MacBride 
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  Meillet 
  =Moret-M 
  u 
  lr=Peano 
  =Picard 
  - 
  

   Polncare 
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  Puiseux 
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  = 
  Rey 
  Pastor 
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  Righi 
  = 
  Rignano=Russell=Rutherford=Sagnac 
  = 
  

   Sarton 
  - 
  Schlaparelli 
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  Scott 
  = 
  See 
  = 
  Sherrington 
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  Soddy 
  = 
  Starling 
  = 
  Svedberg- 
  Thomson 
  - 
  

   Thorndike-Turner 
  -Volterra 
  -Webb 
  -Weiss 
  = 
  Zeeman=Zeuthen 
  and 
  more 
  than 
  a 
  hundred 
  

   others. 
  

  

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  SCIENTIA". 
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  Office 
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  Foro 
  Bonaparte, 
  Milan, 
  Italy. 
  

  

  Publishers: 
  WILLIAMS 
  & 
  NORG 
  ATE 
  - 
  London 
  ; 
  FELIX 
  ALCAN- 
  Paris; 
  

   NICOLA 
  ZANICHELLI, 
  Bologna* 
  

  

  