A Descriptive Catalogue of the Books Printed in the Fifteenth Century, Lately Forming Part of the Library of the Duke Di Cassano Serra, and Now the Property of George John Earl Spencer, K.G. with a General Index of Authors and Editions Contained in the Present Volume, and in the Bibliotheca Spenceriana and Ædes Althorpianæ. By the Reverend Thomas Frognall Dibdin ..