First edition. Noteworthy among these texts are scientific treatises such as Chaucer's Astrolabe works of religious devotion such as Richard Rolle's Form of Living and political tracts including Sir John Fortescue's Governance of England. The Index to Middle English Prose is an international collaborative project to locate, identify and record all extant Middle English prose texts composed between c.1200 and c.1500, in both manuscript and printed form in medieval and post-medieval versions. The series of Handlists, each recording the holdings of a major library or group of libraries and compiled by scholars, includes detailed descriptions of each prose item with identifications, categorizations and full bibliographical data as well as a series of indexes including listing of opening and closing lines, authors, titles, subject matter and rubrics.