The Riddle No. 2

Who is who?

In the mid of the 19th century. Does anyone has a clue?
And what do these gentlemen have to do with Medieval Times?

The Riddle No. 1

These two snippets from Yalkut Shimoni on Psalms, ed. pr.: Saloniki 1521 containing several large letters: The first picture shows six letters surrounding the text, the second four letters under the text. Make a guess what their meaning is! We are looking forward to a vivid discussion!