Book excerpt: A fascinating book which provides a guide to the illustrative material available in art galleries, libraries, and archives in York and elsewhere for the study of the city's medieval parish churches. Includes prints, drawings and paintings of the churches, architects' plans and elevations, sketches of fittings and brass and stone rubbings. Essays on the development of topographical art in York, the techniques used by artists and printers and the history of York's parish churches in general are included, as well as introductory notes for each church.