This is a 1997 catalog from Sotheby's Outsider Art Fair. It features a collection of artworks from various artists that were showcased during that year's event. The catalog provides detailed information about each artwork, including its title, artist, medium, and dimensions. It also includes essays from notable collectors and experts in the field of outsider art, providing valuable insight into the movement's history and significance. This catalog is a must-have for any collector or enthusiast of outsider art, and a great addition to any library of art publications.