JWT. Dan Seymour Papers, 1951-1974This collection consists of correspondence, office files, memoranda, notes, client files and some advertisements, reports, charts, reprints, schedules, scripts, printed material, and calendars. Included are materials related to management of the Pan Am account. Boxes 20 and 42 contain materials pertaining to Pan Am from 1956 to 1964, including Review Board reports and documents, budget documents, and memoranda.