Liturgical Conference records document the organization, which was comprised of Catholic religious and laity working towards liturgical reforms and greater lay participation in the liturgy, through correspondence, reports, meeting minutes, articles, scrapbooks, writings, and photographs. The materials focus on the annual liturgical weeks organized by the Conference and by the New England Liturgical Committee, an affiliated regional body.

Materials received from Thomas J. Carroll, SJ include correspondence, transcripts of Executive Committee meetings, materials on music, art, and publications, and essays by Carroll.

Materials from Martin B. Hellriegel include correspondence, reports, and meeting minutes. The papers document almost every Liturgical Week, 1940-1964, as well as Liturgical Summer Schools, Executive Committee meetings, and other gatherings. There are financial reports from the Conference and other administrative materials such as membership lists, bylaws, and resolutions. Correspondence includes general memoranda and internal planning.

Materials from William J. Leonard, SJ include correspondence, newsletters, minutes, and reports pertaining to the New England Liturgical Committee, the Vernacular Society, and the 1948 and 1960 Liturgical Weeks.

Materials from Shawn Sheehan contain notes, committee lists, and mailing lists. They also include commemorative materials relating to the fiftieth anniversary of the Liturgical Conference and the twentieth anniversary of the New England Liturgical Committee. Other materials include copies of the publication “The Mediator,” reports on Liturgical Weeks and International Liturgical Congresses, and planning materials for the 1969 Liturgical Week.

The audio and graphic materials include photographs of Liturgical Week gatherings and recordings of Executive Committee conference calls.