NATIONAL Brand Computation Pad, Plain on Front Side / 5 X 5 Quad on Back Side, Green Paper, 8.5 x 11" 200 Sheets (42389) Go to amazon.com Related posts Best engineering pad cover for 2022 Top 12 engineering notebook 200 for 2022 Looking for a engineer paper? Have a look at this 2022 guide! FeatureComputation pad200 sheetsMargin ruled on front, 5 x 5 quad ruled on back3-hole punchedGreen Eye-Ease paper DescriptionSpiral-bound engineering and science notebook. White rigid cover. 50 sheets. 4 x 4 quad ruled. White paper with blue ruling.