http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
the report of the President's Commission on Postal Organization
President's Commission on Postal Organization.
For sale by the Supt. of Docs., U.S. Govt. Print. Off
Includes the Commission's report (1 v.) and the Annex: Contractors' reports (4 v.).