Lucina sine concubitu. : A letter humbly address'd to the Royal Society; in which is proved by most incontestible evidence, drawn from reason and practice, that a woman may conceive and be brought to bed without any commerce with man ...

Cf. Wright, Thomas, Caricaature history of the Georges, London, 1868, p. 218.
Another printing of the third edition was published in the same year without the postscript.
Letter signed with the author's pseudonym: Abraham Johnson.
Written by Hill as a hoax on the Royal Society after his rejection for membership. Cf. L. C. Catalog.
W. T. Lowndes ascribes authorship to F. Coventry.