Naval officer. Transcripts of correspondence, biographical material, and digital files relating to Greenslade's career in the United States Navy.

Naval officer and United States representative from Alabama. Correspondence, memoranda, speeches, lectures, articles, reports, notes, analyses, naval orders, press clippings, photographs, and other papers relating chiefly to Hobson's naval career and to his efforts on behalf of prohibition, restrictions on international drug trafficking, and opposition to the Franklin D. Roosevelt administration.