The vindication of liturgies, lately published by Dr. Falkner, proved no vindication of the lawfulness, usefulness, and antiquity of set-forms of publick ministerial prayer : to be generally used by, or imposed on all ministers, and consequently an answer to a book, intituled, A reasonable account why some pious nonconformists judge it sinful, for them to perform their ministerial acts in by the prescribed forms of others : wherein with an answer to what Dr. Falkner hath said in the book aforesaid, the original principles are discovered, from whence the different apprehensions of men in this point arise /