National ® Brand Laboratory Research , 9 1/4" x 11", Quadrille Rul

This laboratory research notebook is designed for laboratory note-taking and record keeping. The notebook includes National graph paper that features 4 squares per inch on the front of each page and blank space on the back for simple note-taking. First sheet is bound and duplicate is perforated. Numbered sets are quad ruled with 4 x 4 squares per inch on the front and plain on the back. Genuine pressboard covers for durability. This brown quadrille notebook offers easy note-taking and planning.