They were last updated in 1991. You can access FirstSearch in most libraries. You can also view records from the Library of Congress Catalog , but these will not yet give you newspaper holdings. If the 050 field has a number like x7256, it usually means we have only one or two loose issues of the title. The x means the paper is stored a large paper folder known as a portfolio.
Portfolios usually contain only a few issues at most.
Online Newspaper Indexes available in the Newspaper and Current Periodical Reading Room. Paper Newspaper Indexes available in the Newspaper and Current Periodical Reading Room. Requesting Bound Volumes From Remote Storage - Fact Sheet Search Systems Available in the Newspaper and Current Periodical Reading Room.