The Library of Congress enables you to not only ask a librarian but search catalogs of libraries from all over the world.
The Library of Congress na-eme ka ị ghara ịjụ onye na-agụ akwụkwọ ọhụụ mana ịchọta akwụkwọ nchịkọta nke ọbá akwụkwọ si n'akụkụ ụwa nile.