Reproduction of original in the British Library.
The second letter is written to the Rev. P.E., with his reply.
An appendix to the foregoing letter ...: p. [53].
Attributed to Zachary Crofton. cf. BM.
Microfilm. Ann Arbor, Mich. : University Microfilms International, 1978. 1 microfilm reel ; 35 mm. (Early English books, 1641-1700 ; 865:14)