In 1979 Michael C. Meyer had a supplement to Trask of ca. It is located at the same Reference call number. Library of Congress. Over 5000 entries. Some entries are briefly annotated.
Arrangement is by country.
Library of Congress. General Reference and Bibliography Division. In 1976 a supplement for the years 1956-1965 was published. It is located at the same Reference call number. Extensively annotated bibliography of almost 6500 titles is a wide range of American history and culture.