Boorum & Pease Laboratory Notebook, model L21-150R. Hardbound notebook with attached ribbon page marker. Unused with no writing or markings. Contains 156 numbered project pages and table of contents pages. Small tear on the edge of one interior page (table of contents) as shown in the photos. Covers have light surface scratches from storage and handling. Please review all photos for condition and details. Ships from a pet-free, smoke-free environment. Carefully packed and shipped promptly—thank you for looking!