The answer for this question would be:
Pro tempore of the Senate
<span>A pro tempore is a “placeholder” who acts as a locum in the absence of the superior. The senator with the continuous service to the government is usually chosen by the main senate. </span>
Major Causes and Long-term Effects of the Fall of Constantinople<span>. The </span>fall of Constantinople<span> relates to the capture of the capital of the Byzantine Empire by the Ottoman Turks. The battle lasted from April 6 to May 29, 1453. Thats all I really know</span>
Because the printing press was not invented until later, so before that all books had to be copied by hand. It was very time-consuming and required a lot of skill.