[From The Boston Gazette, June 12, 1759]
. . . of Tremont Street announces that he will keep the famed RICHELIEU at stud this season. The horse is renowned for his strength and valour, and sires acrobatic colts. For all seminal endeavors, he may be engaged for 5s. the single leap or by seasonal subscription for £2 4s. Mares shall not complain of the performance. Enquire with owner.