http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Air mail service of the Post Office Department. Message from the President of the United States, transmitting a special report of the National Advisory Committee for Aeronautics, submitting its views as to the value to the nation of the air mail service of the Post Office Department
Air Mail Service of Post Office Department
Committee on Post Offices and Post Roads.
Record is based on bibliographic data in ProQuest U.S. Serial Set Digital Collection (last viewed Oct. 2007). Reuse except for individual research requires license from ProQuest, LLC.
ProQuest U.S. Serial Set Digital Collection