The efficacy and extent of true purgation : shewing, I. what this operation is; not as vulgarly understood. II. how performed in human body. III. by what means fitly to be done. IV. when; how oft; and in what cases to be used ... distinguished from promiscuous evacuations; iujuriously [sic] procured, and falsly reputed purging / by Everard Maynwaring.

Licence: Public Domain Mark

Credit: The efficacy and extent of true purgation : shewing, I. what this operation is; not as vulgarly understood. II. how performed in human body. III. by what means fitly to be done. IV. when; how oft; and in what cases to be used ... distinguished from promiscuous evacuations; iujuriously [sic] procured, and falsly reputed purging / by Everard Maynwaring. Source: Wellcome Collection.