How you had to do copy-paste in Old Medieval manuscripts...

How you had to do copy-paste in Old Medieval manuscripts (from booksnbuildings)

See this comment from aleyma:

Marginal figure pulling over a block of text that was accidentally omitted from the main text. From a copy of The Regiment of Princes by Thomas Hoccleve, made in England, 1411-32 (source).

before copy/paste?