The new discoverer discover'd : by way of answer to Mr. Baxter his pretended discovery of the Grotian religion, with the several subjects therein conteined : to which is added an appendix conteining a rejoynder to diverse things both in the Key for Catholicks, and in the book of disputations about church-government and worship, &c. : together with a letter to the learned and reverend Dr. Heylin, concerning Mr. Hickman and Mr. Bagshaw /