IllustrationsPage from the Canon of the Mass printed by Schoeffer about 1458(much reduced),(From the unique copy in the Bodleian.)FrontispiecePLATEPAGEI.Page 3 of the ‘Mirabilia Romæ,’(From the copy in the British Museum.)11II.The Catalogue issued by Schoeffer about 1469(reduced),(Reproduced from a full-sized facsimile of the original in the Munich Library, published in theCentralblatt für Bibliothekswesen.)31III.Page 3 of the ‘Liber Epistolarum’ of Gasparinus Barzizius, the first book printed at Paris,(From the copy in the British Museum.)83IV.Fragment of an edition of the ‘Doctrinale’ of Alexander Gallus, one of the so-called ‘Costeriana,’(Reduced from the copy in the British Museum.)98V.Page of the first edition of the ‘Sarum Breviary,’(Printed at Cologne about 1475.)127VI.Part of a page from the ‘Golden Legend,’(Printed by Julian Notary in 1503. From the copy in the British Museum.)144VII.First page of the ‘Excitatio ad Elemosinam Faciendam,’(Printed at Oxford about 1485. From the unique copy in the British Museum.)152VIII.Page of the ‘Horæ ad Usum Sarum,’(Printed at London by Machlinia. From the fragment in the University Library, Cambridge.)163IX.Last page of the ‘Festum Nominis Jesu,’(Printed at London by Pynson about 1493. From the unique copy in the British Museum.)167X.Stamped Binding with the Device of Pynson,(From the original in the British Museum.)193