Ключевые слова: alchemy, background, calligraphic, calligraphy, characters, color, colored, colour, coloured, font, handwriting, handwritings, handwritten, hebrew, inscription, jewish, language, letter, lettering, letters, light, lights, manuscript, mediaeval, medieval, paper, pseudo science, pseudoscience, purple, ray, rays, reddish, script, superstition, text, tint, type, typeface, typo, typographic, typography, word, writing, written,