All of Esther M. Zimmer Lederberg's photographs and other material used on this website are copyright protected © as prescribed by the U.S. Copyright Office. Use of these images is available without fee, with the sole requirement that each image carry a clear attribution to Esther M. Zimmer Lederberg and this memorial website.

The original photographs and objects in this special collection are part of the Stanford University archive for Esther M. Zimmer Lederberg.