The epistles of Mr. Robert Rich to the seven churches (so called by him) viz. 1. To the Roman Catholick, 2. the Episcopal Protestant, 3. the Presbyterian, 4. the Independent, 5. the Anabaptist, 6. the Quaker, 7. the Church of the First-Born - Rich, Robert (Printed and are to be sold by Francis Smith, 1680)
Reproduction of original in the Harvard University Library. - Wing, R1356