Praxis catholica: or the countryman's universal remedy wherein is plainly and briefly laid down the nature, matter, manner, place and cure of most diseases, incident to the body of man, not hitherto discovered, whereby any one of an ordinary capacity may apprehend the true cause of his distempers, wherein his cure consists, and the means to effect it : together with rules how to order children in that most violent disease of vomiting and looseness, &c. : useful likewise for seamen and travellers : also an account of an imcomparable powder for wounds or hurts which cure any ordinary ones at once dressing. Written by Robert Couch, sometime practitioner in physick and chyrurgery, at Boston in New-England. Now published with divers useful additions (for public benefit) by Chr. Pack, operator in chymistry.