Includes legislation O'Neill worked on in the House of Representatives and commemorative resolutions given to him. Resolutions honoring O'Neill can be found in the Awards and Honors series.

Collection is open for research. Selected items are closed due to fragility; a microfilm access copy is available. Audiovisual recordings in this collection have been migrated from source media; digital use copies can only be accessed onsite in the Burns Library Reading Room.

While a small subset of memorabilia were items O'Neill himself chose to comemorate a significant moment in his career, most represent gifts from constituents or colleagues.

Collection is open for research. Selected items are closed due to fragility; a microfilm access copy is available. Audiovisual recordings in this collection have been migrated from source media; digital use copies can only be accessed onsite in the Burns Library Reading Room.