Additional Guides
The microfilm edition of these papers (not including additions) is indexed in the Index to the Calvin Coolidge Papers (Washington, D.C., 1965) prepared as part of the President's Papers Index Series. The index is available online at https://hdl.loc.gov/loc.gdc/gdclccn.65060004. The addition to the collection was partially described in the Library of Congress Information Bulletin (Jan. 26, 1973).