Seth Cole Cross Section grid paper for drawing. 20# basis, acid-free, versatile layout bond, printed with a non-reproducible blue grid on one side. Smooth, opaque surface suitable for pencil or ink, this grid drawing paper makes graph and chart drawing easy. Laser, copier, inkjet compatible. Used by draftsmen, architects, engineers for drawing diagrams, plotting mathematical functions, experimental data, etc. Available in 4x4, 8x8, 10x10 cross section grids. Pads of 40 sheets and packs of 50, 100, or 500 sheets. Identical to the discontinued Alvin Cross-Section papers. Seth Cole graph papers are quality-made in the USA.