While not exactly ‘ancient,’ I believe that typesetting machines were an example of early (pre-digital) computers. I actually wrote a paper about it in American Printing History Association’s journal _Printing History,_ issue 21, 2017.<p><a href="https://johnlabovitz.com/publications/The-electric-typesetter--The-origins-of-computing-in-typography.pdf" rel="nofollow noreferrer">https://johnlabovitz.com/publications/The-electric-typesette...</a>