| − | *[http://www3.isrl.illinois.edu/~unsworth/courses/bestsellers/ 20th-Century American Bestsellers], database of 20th-century American bestsellers via ''Publisher's Weekly'', with expanded information including cover images, synopsis, literary history, &c., by John Unsworth of [[University of Illinois]] | + | *[http://www3.isrl.illinois.edu/~unsworth/courses/bestsellers/ 20th-Century American Bestsellers], database of 20th century American bestsellers via ''Publisher's Weekly'', with expanded information including cover images, synopsis, literary history, &c., by John Unsworth of [[University of Illinois]] |
| | * [http://www.gutenberg.org/wiki/Bestsellers%2C_American%2C_1895-1923_%28Bookshelf%29 American Bestsellers, 1895-1923] from Project Gutenberg | | * [http://www.gutenberg.org/wiki/Bestsellers%2C_American%2C_1895-1923_%28Bookshelf%29 American Bestsellers, 1895-1923] from Project Gutenberg |