Ancient manuscripts (6)
I believe the answer is:
papyri
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ancient manuscripts</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for papyri that I've seen before include "Old manuscripts" , "Documents of old" , "writer's out-of-date material" , "writing stuff" .)