This is a small hardcover vintage Illustrated children's book from 1972 called sesame Street Sherlock hemlock and the great twiddle bug mystery. This book features the two Muppet characters Betty Lou and Sherlock hemlock in a story that is based on a segment from the television show sesame Street. Along with the story are colorful illustrations to go with it. The book is in good condition all the pages are intact the outside cover is slightly worn around the corners