Goetia - S. L. MacGregor Mathers (1904)
The Twenty-seventh Spirit is Ronove. He appeareth in the Form of a
Monster. He teacheth the Art of Rhetoric very well and giveth Good
Servants, Knowledge of Tongues, and Favours with Friends or Foes.
He is a Marquis and Great Earl; and there be under his command 19
Legions of Spirits. His Seal is this, etc.
Pseudomonarchia daemonum - Johann Wier (1583)
Ronove a marquesse and an earle, he is resembled to a monster, he
bringeth singular understanding in rhetorike, faithfull servants,
knowledge of toongs, favour of freends and foes; and nineteene
legions obeie him.
Dictionnaire Infernal - Collin de Plancy (1863)
As marquis and count of hell, Ronwe controls 19 legions. He
appears in the form of a monster and teaches languages.