39 Pages in Charles Darwin's Library associated with "intermediacy, gradation: 'gradualism'"

  1. Contributions to the natural history of the United States of North America.
    By: Agassiz, Louis,
    Publication info: [s.n.] :[s.n.],n.d..
    Pages: Page 194  Page 195  
  2. Essais de zoologie générale.
    By: Geoffroy Saint Hilaire, Isidore.
    Publication info: Paris :Roret,1841.
    Volume: v.1
    Pages: Page 434  
  3. Histoire générale et particulière des anomalies de l'organisation chez l'homme et les animaux.
    By: Geoffroy Saint Hilaire, Isidore.
    Publication info: Paris :J.B. Baillière,1832-1837.
    Volume: v.3
    Pages: Page 608  
  4. Histoire naturelle générale des règnes organiques.
    By: Geoffroy Saint Hilaire, Isidore.
    Publication info: Paris :Victor Masson,1854-1862.
    Volume: v.2
    Pages: Page 418  
  5. Intermarriage.
    By: Walker, Alexander.
    Publication info: London :Churchill,1838.
    Pages: Page 281  Page 282  
  6. Leçons de botanique.
    By: Saint-Hilaire, Auguste de.
    Publication info: Paris :P.J. Loss,1841.
    Pages: Page 35  Page 36  Page 515  Page 516  Page 548  End Slip 1  
  7. A manual of elementary geology.
    By: Lyell, Charles.
    Publication info: [s.n.] :[s.n.],1855.
    Pages: Page 258  
  8. On the genesis of species.
    By: Mivart, St George Jackson.
    Publication info: London :Macmillan & Co.,1871.
    Pages: Page 21  Page 37  Page 38  Page 97  Page 105  Page 107  Page 112  Page 232  Page 240  End Slip 2, side 2  
  9. On the nature of limbs.
    By: Owen, Richard,
    Publication info: London :John Van Voorst,1849.
    Pages: Page 86  
  10. On the variation of species.
    By: Wollaston, Thomas Vernon.
    Publication info: London :John Van Voorst,1856.
    Pages: Page 158  Page 165  
  11. Principles of comparative physiology.
    By: Carpenter, William Benjamin.
    Publication info: London :John Churchill,1854.
    Pages: Page 319  Page 320  Page 325  
  12. Principles of geology.
    By: Lyell, Charles.
    Publication info: London :John Murray,1837.
    Volume: v.2
    Pages: Page 376  Page 139  Page 162  Page 163  
  13. Studien zur Descendenztheorie. I.
    By: Weismann, August.
    Publication info: Leipzig :Engelmann,1875.
    Pages: Page 16  
  14. Studien zur Descendenztheorie. II. über die letzen Ursachen der Transmutationen.
    By: Weismann, August.
    Publication info: Leipzig :W. Engelmann,1876.
    Volume: v.2
    Pages: Page 192  
  15. über den Einfluss der Isolirung auf die Artbildung.
    By: Weismann, August.
    Publication info: Leipzig :W. Engelmann,1872.
    Pages: Page 41  Page 42  
  16. über Raçen der landwirthschaftlichen Hausthiere.
    By: Sturm, Carl Christoph Gottlieb.
    Publication info: Ebberfeld :Büscher,1825.
    Pages: Page 115