Also in 1869, Noyes returned, and one of his labors on his return was the preparation of a catalog, which was issued in 1881.[1] In 1878, the Mercantile Library was renamed the Brooklyn Library. By 1943, the Business Reference Department was known as the Business Library. The library outgrew its space, and in 1957, a new building to house both the Business Library and the Brooklyn Heights neighborhood branch was approved by city government.