Money Writes! by Upton Sinclair Paperback Book

Upton Sinclair: A Study in Social Protest by Floyd Dell Hardcover Book

The Goslings by Upton Sinclair Paperback Book

The Goose-Step: Story of American Education by Upton Sinclair Hardcover Book

The Jungle by Upton Sinclair Paperback Book

The Goslings by Upton Sinclair Hardcover Book

The Goose-Step by Upton Sinclair Paperback Book

The Jungle with Related Readings - Hardcover, by Upton Sinclair - Very Good