Box 17 contains a conductor's baton, a feather (perhaps from a costume), buttons (informational artifacts), and numerous backstage and other passes. It also contains a wall decoration. Box 18 contains bookmarks, postcards, small calendar pages, book covers, a folder with illustration, business cards, ticket stubs, a certificate for a commemorative medal honoring Yuri Grigorovitch (1994), and a scrapbook page with photographs.