This is an manuscript example from the British Library. If you look closely at the right hand border (in this case the verso page), you will be able to see the uneven pricking in preparation for the ruling. Free of known copyright restrictions.
Decorated initial 'S'(anctissimo) at the beginning of Bede's life of Cuthbert. 1 of Prose Vita sancti Cuthberti (ff. two miracles from the Historia ecclesiastica, De gestis pontificum Anglorum, the miracles of Andrew