The posters within this site were published by government agencies, charitable organizations, and commercial interests. Materials published by the U.S. Government Printing Office are in the public domain and, as such, not subject to copyright restriction. Copyright for many non-government posters in this collection have expired, so those images are in the public domain as well.

We ask you to cite the URL of this site, and to credit the owning instutution (either the Minneapolis Public Library or University of Minnesota Libraries, as indicated in each poster's database record), if you wish to reproduce images from this collection for educational purposes.

IMPORTANT REMINDER: If you wish to commercially reproduce any image found here, read our policy on obtaining and using copies of images.

Contact mssref@umn.edu with any questions.