1. Sloane MS 3175 Reference (shelfmark): Sloane MS 3175 Title: Scope & Content: Writers of Manuscripts: Gray (Robertus), M.D.: 1672, 1676, 1680. Robert Gray, MD, of Newcastle-upon-Tyne: De tribus ventribus: 1676. Collection Area: Western Manuscripts Languages: English Date Range: 1672-1680 Extent: 1 item