TOPS graph paper is ruled on 2 sides with waterproof non-copyable blue ink. These quadrille pads feature heavyweight paper and a firm chipboard that offers a solid surface to write upon anywhere. Sturdy 28-pt chipboard backing provides a firm...
TOPS graph paper is ruled on 2 sides with waterproof non-copyable blue ink. These quadrille pads feature heavyweight paper and a firm chipboard that offers a solid surface to write upon anywhere. Sturdy 28-pt chipboard backing provides a firm...