AMDigital Reference: MercuriusPoliticus17161720volume4. "The full run was May 1716 - Dec 1720. The issues included here are: Jun 1719; Aug 1719; Sep 1719; Dec 1719; Oct 1720"--Home page.
Electronic reproduction. Marlborough, Wiltshire : Adam Matthew Digital, 2018. Digitized from a copy held by the Harry Ransom Center, University of Texas, Austin and made available by Adam Matthew Digital.