In 1902, John Cotton Dana succeeded Frank Pierce Hill to become the director of the library. John Cotton Dana greatly promoted the educational value of the library. For example, he established foreign language collections for immigrants and even developed a special collection for the business community. This "Business Branch" was the first of its kind in the nation. John Cotton Dana was employed at the Newark Public Library in Newark, New Jersey until his death in 1929. John Cotton Dana also founded the Newark Museum in 1909, inside the library, directing it until his death.