Livres associés

Sylvan secrets in bird-songs and books

The structure of the call note system of the warbling vireo

Field book of wild birds and their music : a description of the character and music of birds, intended to assist in the identification of species common in the United States east of the Rocky Mountains

Excursionsbuch zum studium der Vogelstimmen. Praktische anleitung zum bestimmen der v nach ihrem gesange.

• Bird-songs about Worcester. By Harry Leverett Nelson, A.M.
  Auteur(s): Nelson, Harry Leverett

• Theory of the motion of the heavenly bodies moving about the sun in conic sections a translation of Gauss''s "Theoria motus." With an appendix.
  Auteur(s): Gauss, Carl Friedrich ,  Davis, Charles Henry
• A nomenclature of colors for naturalists : and compendium of useful knowledge for ornithologists
  Auteur(s): Ridgway, Robert ,  Wetmore, Alexander
• The birds of Greenland.
  Auteur(s): Hagerup, Andreas T.