The Supplement, "Copies, taken from the archives of the Parliament of Rouen, of two powers of attorney mad by Verrazzano", 4 p., was not issued until 1876 and is said to be found in only a few copies.
"The Verrazzano letter according to the original version. Translated by Dr. J. G. Cogswell, from a copy of the ms. in the Magliabechian library in Florence and printed in the Collections of the New York historical society. Second series, vol. 1, p. 41-51" : p. 170-186.
Electronic text and image data. Ann Arbor, Mich. : University of Michigan, Digital Library Initiatives, 2000. Includes both TIFF files and keyword searchable text. [Making of America] This volume is made possible by a grant from the Andrew W. Mellon Foundation as part of Making of America IV: the American voice, 1850-1877.