None but Christ, or A sermon upon Acts 4. 12. : Preached at St. Maries in Cambridge, on the commencement Sabbath, July 4. 1652. To which is annexed, an enquiry after what hope may be had of the salvation of [brace] 1. Heathens. 2. Those of the old world, the Jews and others before Christ. 3. Such as die infants, and idiots, &c. now under the Gospel. /