Paper was invented in China and took a thousand years to reach western Europe. It travelled al the tr routes thr central As, and ev stop ad something: t Arab mi of Bag used li rags instead of bark, and the Italians later added water power and a surface coating that would hold ink without spreading. By the time printing arrived in Europe, the material it needed had been waiting for a century.

Type only the missing letters. Each box is one letter, and the number of boxes matches the letters that are missing.