United States Historical Documents Institute.

• U.S. Government serial titles, 1789-1970
• Index to the subject guide to transportation periodicals, 1972-1977
• Subject guide to Transportation masterfile, 1921-1971
• Transportation periodicals directory, 1921-1971
• U.S. Government serial titles, 1789-1970;: An annotated alphabetical listing of current and discontinued titles in the serials card file of the U.S. Superintendent ... public documents, 1789-1970