A new system of midwifery
Subtitle: in four parts; founded on practical observations. The whole illustrated with copper plates. By Robert Wallace Johnson, M.D.
Edition: The second edition, with additions.
Series: Eighteenth Century -- reel 10952, no. 01.
Publisher: printed for the author, by P. Norbury; and sold by J. Johnson; R. Baldwin; and G. Nicol and T. Cadell, London
Published: 1786
Place of publication: Brentford