In reply to <a href="https://blog.library.si.edu/blog/2017/08/25/sounds-of-the-phonograph/#comment-128002">Janice</a>. Hi Janice, What a treasure! While we don't appraise items in the Smithsonian Libraries and Archives, we can check our trade literature collection to see if there might be anything to help your research. Feel free to send an inquiry to AskALibrarian@si.edu. Best, Erin Rushing Outreach Librarian