Souvenirs of pilgrimages to shrines, such as clay or lead badges, medals and ampullae stamped with images were also popular and cheap. From the mid-century blockbooks, with both text and images cut as woodcut, seem to have been affordable by parish priests in the Low Countries, where they were most popular. By the end of the century, printed books with illustrations, still mostly on religious subjects, were rapidly becoming accessible to the prosperous middle class, as were engravings of fairly high-quality by printmakers like Israhel van Meckenem and Master E. S..