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• Text-book of western botany : consisting of Coulter''s Manual of the botany of the Rocky mountains, to which is prefixed Gray''s lessons in botany. For the use of schools and colleges between the Mississippi river and the Rocky mountains.
  Auteur(s): Gray, Asa ,  Coulter, John Merle
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• A textbook of botany for colleges and universities
  Auteur(s): Coulter, John Merle ,  Barnes, Charles Reid

• The warblers of North America
  Auteur(s): Chapman, Frank M.
• The factors of organic evolution.
  Auteur(s): Spencer, Herbert
• Text-book of zoology for schools and colleges
  Auteur(s): Nicholson, Henry Alleyne