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 This book, "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", by F. Schuyler Mathews, is a replication of a book originally published before 1921. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.