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Presentation of services provided by BN.

Information about copying documents of the collection.

Information about International Standard Book Numbering - ISBN, the system that numerically identifies the books according to the heading, the author, the country and the publisher, individualizing them also by edition.

Exchange service with other institutions for the donation of the heritage duplicates and publications exchange of the Library itself and of Brazilian official agencies.

Information about research in the physical and digital heritage for visually impaired and elderly.

Information about research offered for users unable to go physically to BN.