File:Giants Polo Grounds.jpg

This image is of a book cover, and the copyright for it is most likely owned either by the artist who created the cover or the publisher of the book. It is believed that the use of low-resolution images of book covers to illustrate an article discussing the book in question qualifies as fair use under United States copyright law. Other use of this image, on Baseball-Reference or elsewhere, may be copyright infringement.

To the uploader: please add a detailed fair use rationale for each use, as well as the source of the work and copyright information.