The Center holds the microform edition (AMS Press) of Schwann-1 and Schwann-2 from 1949-1982 and New Schwann for 1983-1986. This includes catalogs for children's records, country and western, supplementary catalogs, tapes, etc., with all the various title changes. All titles are cataloged separately and appear in CRLCATALOG. The Center has been receiving a continuation deposit of subsequent titles in hard copy. Currently, the Center is receiving the Schwann opus (#26898861) from the Spring 1993 to date.