 Ross edited in 1749 letters of Cicero.When Jeremiah Markland brought out a volume of 'Remarks on the Epistles of Cicero to Brutus,' and added 'a Dissertation upon Four Orations ascribed to Cicero', Ross published an ironical 'Dissertation in which the Defence of P. Sulla ascribed to Cicero is clearly proved to be spurious after the manner of Mr.Markland.'