Long strider and friends
Miscellanea secundum usum ordinis Cluniacensis. Source: gallica.bnf.fr Bibliothèque nationale de France, Département des manuscrits, Latin 17716, fol. 9r.
The Dark Side
Cassianus, De institutis coenobiorum Source: gallica.bnf.fr Bibliothèque nationale de France, Département des manuscrits, Latin 2129, fol. 86r. Not an emperor, but the …