Lab Research Notebook, Quadrille Rule (5 Sq/in), Black Cover, (72) 11.25 X 8.75 Sheets

Heavy-duty covers are section sewn, allowing pages to lay-flat, making note taking easier. Project sheets have areas for title, signature, date, disclosed, and understood by box. Page marker attached to spine keeps your place. Stay on track with notebook guidelines, record sheets, table of contents, and project sheets. Beautiful craftsmanship and durable laminate covers create a long-lasting record of your research work.