We at Artstor know that copyright and image use are of great concern to the librarians, instructors, and students who use the Artstor Digital Library.
This LibGuide outlines the safe ways to use images from the Artstor Digital Library according to our Terms and Conditions of Use, how to identify the sources of images you are working with, and how to find and use images for publications.
Disclaimer: we're librarians and educators, not lawyers, and this LibGuide is not intended to provide legal advice. Please direct your questions about copyright to your institution's librarians or general counsel.
Learn more about copyright:
Copyright Basics from the United States Copyright Office: https://www.copyright.gov/circs/circ01.pdf
Creative Commons Licenses: https://creativecommons.org/licenses/
CAA's Code of Best Practices in Fair Use for the Visual Arts: http://www.collegeart.org/pdf/fair-use/best-practices-fair-use-visual-arts.pdf