Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Benjamin Ward Richardson
Angus M. Woodbury
Henry Pidgeon
Anonymous
Various
Madison Grant
Katharine Pyle
Mary Lois Kissell
Thomas F. Weise, William Laughlin Robinson, Richard A. Hook, and L. David Mech
William R. Keefer
Napier Shelton and Natt N. Dodge
United States. National Conservation Congress
Ray H. Mattison and Robert A. Grom
G. F. Allen
Natt N. Dodge
Edward A. Martin
Unknown
United States. National Park Service. Division of Publications and Robert Finch
Robert Tyas
Gordon Grant
Luella Agnes Owen
Don Watson
Charles Macklin
These books are free to read. Each is in the public domain in the United States; check your own country's rules before you copy or share one.