11. Evans considered full colour printing a technique well-suited to the simple illustrations in children's books. 12. When colour printing became more affordable the company produced its own 16-page, mail order catalogue. 13. Full-colour printing , or nishiki-e, developed around 1765, but many " shunga " prints predate this. 14. In 1865 Vincent Brooks became involved with the inventor of colour printing George Baxter. 15. Bessa developed a masterful use of stipple engraving technique, an essential part of colour printing . 16. Although there were earlier experiments with colour printing , colour was not used in earnest until 1984. 17. While colour printing in Japan dates to the 1640s, early ukiyo-e prints used only black ink. 18. Three years later, in spring 1993, PagePlus 2 was released and provided full colour printing support. 19. Evans eventually converted to the three-colour printing technique. 20. The first colour printing was the features section.