This coloring book contains 90 images from the medieval period. Every image is authentic from the 10 to 13 Century. Astrology is a theme throughout the coloring book. The images from the Middle East are astronomical. They represent star maps. The images from Britain (primarily) are the astrological signs and symbols that you may be more familiar with. (Wikipedia)In the coloring book are a number of letters of the alphabet that served as Rubrics. When...