The activities of the Library of Congress (lc) for the 1980-1981 fiscal year are described in this report. Its seven main sections cover the areas of administration, national programs, services to Congress, processing services, research services, the lc Law Library, and the Copyright Office. Lists of officers and consultants of the library and an lc organization chart are also presented. Appendices provide data on the lc trust fund board, acquisitions and acquisitions work, cataloging and maintenance of catalogs, cataloging distribution, reader services, services to the blind and physically handicapped, photoduplication, preservation and restoration, employment, finances, legislation, exhibits, cultural programs, and lc publications. An index concludes the report. (Esr).