An enquiry into the advantage received by the first eight years inoculation.

London : printed for J. Roberts, at the Oxford-Arms in Warwick-Lane, [1731]

[2],5-32p. ; 80.

ESTC N6941

Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. (Eighteenth century collections online). Available via the World Wide Web. Access limited by licensing agreements.