sentences:  Roberts printed the second quarto of "Titus Andronicus" for bookseller Edward White and the first quarto of "Merchant of Venice" for Thomas Heyes (both 1600); he printed the second quarto of "Hamlet" for Nicholas Ling in 1604.Roberts also owned the concession to print the handbills that the actors' companies used to advertise their productions.Jaggard sought the same monopoly; he did not obtain it, however, until 1615.