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CAMBRIDGE (MASSACHUSETTS), Harvard College Library Houghton Library [Goff M-451]; SAN MARINO (CALIFORNIA), Henry E. Huntington Library [Goff M-451]; TOLEDO, Biblioteca Publica, I-12 [Algunas iniciales estan hechas a mano con tinta roja y violeta: Mendez Aparicio, nº 225]; WASHINGTON D.C., Library of Congress, Rare Books Division [Goff M-451]