Ключевые слова: abstract, background, blank, business, canvas, chart, concept, cross, design, diagram, dotted, drafter, draftsman, draughtsman, drawing, education, empty, graph, green, grid, grunge, image, label, learning, light, line, material, mathematics, message, millimeter, note, page, paper, pattern, plan, plotting, rough, row, school, sheet, sketch, spot, square, study, template, text, texture, textured, university, write,