The collection is divided into 7 series. Some of the major projects where MacCready was the main player, like the Gossamer Condor and Gossamer Albatross are covered in more than one series, in the case of videos, audios and images are grouped by their media.
Series 1, AeroVironment includes papers and correspondence related to activities, projects, collaborations and inventions taken place during the years from the foundation of AeroVironment in 1971 to 2002. Papers are arranged chronologically within a subseries or a header. Additional papers and other media related to work done during this period span can be found throughout the collection. The series is subdivided into 9 subseries: Subseries 1: AeroVironment history and strategic planning. Subseries 2: meetings, conferences, talks and visits. Subseries 3: Memos, business documents and correspondence. Subseries 4: Patents and Trademarks. Subseries 5: Gossamer Condor. Subseries 6: Gossamer Albatross. Subseries 7: Solar powered aircrafts. Subseries 8: General Motors including EV1 and GM Sunraycer. Subseries 9: Other AV projects.
Series 2, Diaries includes mostly diaries and a few appointments calendars and address books, arranged chronologically from 1951 to 1999. The bulk of the diaries are from 1951 to 1974.
Series 3, Notebooks includes notebooks starting from the Meteorology period from 1961 until December 2002. The notebooks include annotations about daily appointments and activities, replacing the use of diaries and calendars, addresses, business cards stapled to pages and many technical notes.
Series 4, Writings includes articles, talks and conference presentations. The papers are arranged chronologically and they span from 1945 to 2002.
Series 5, Biographical and correspondence consists of five subseries. Subseries 1 includes mostly personal correspondence, from 1943 to 2000, with the bulk of it covering the 1940s. Subseries 2 covers school and university years. Subseries 3 includes papers, certificates, trophies and other material related to the many awards that Paul MacCready received during his working life. Subseries 4 includes miscellaneous papers and memorabilia. Subseries 5 includes the many articles that were written in magazines, journals and other publications about MacCready and his projects. Many of these articles were published in foreign publications.
Series 6, Miscellaneous material consists of four subseries. Subseries 1 includes papers about MacCready's first company, Meteorology Research Inc., from 1953 to 1972. Subseries 2 covers soaring and gliding. Subseries 3 includes papers related to MacCready's involvement in educational programs and Subseries 4 includes miscellaneous papers and other project.
Series 7, Still images and A-V includes photos, slides, videos and audios.
The collection is organized into the following series:
Series 1. AeroVironment
Series 2. Planners and Diaries
Series 3. Notebooks
Series 4. Writings and talks
Series 5. Biographical and Correspondence
Series 6. Miscellaenous Material
Series 7. Audio-Visual Material