The art of midwifery improv'd [electronic resource] : Fully and plainly laying down whatever instructions are requisite to make a compleat midwife. And The many Errors in all the Books hitherto written upon this Subject clearly refuted. Illustrated with 38 cuts curiously Engraven on Copper Plates, representing in their due Proportion, the several Positions of a Foetus. Also A New Method, Demonstrating, How Infants ill situated in the Womb, whether obliquely, or in a strait Posture, may, by the Hand only, without the Use of any Instrument, be turned into their right Position without hazarding the Life either of Mother or Child Written in Latin by Henry à daventer. Made English. To which is added, A Preface giving some Account of this Work, by an Eminent Physician. .