The Gerald Ellard, S.J., Papers comprise approximately .75 linear feet stored in 2 boxes. The collection spans a small portion of Ellard's life and career as a Jesuit. The collection is divided into five series.

Series I. Correspondence: "Correspondence" covers the years from 1956 to 1963, and is arranged chronologically. The correspondence consists primarily of letters written to Ellard, but also includes some copies of letters written by Ellard. The subject of this correspondence focuses primarily upon liturgical reform and the Liturgical Conference. The correspondence written after Ellard's death is by/to Ellard's brother, Augustine.

Series II. Personal Materials: "Personal Materials" covers primarily the years of 1962 and 1963. The material in this series includes notes, addresses, and cards for Ellard's Golden Jubilee Celebration; program and attendance lists for the Liturgical Institute in Honor of Gerald Ellard S.J.; and obituaries and a prayer card for the death of Ellard in 1963. This series also contains a prayer card for Gladstone Augustine Ellard, S.J., Gerald's brother, from 1970.

Series III. Writing: "Writing" includes typescripts and publications written by and about Gerald Ellard, S.J. The materials in this series date from 1933 to 1978. The materials written by Ellard include three articles published for The Catholic Mind in the 1930s; several typescript entries for A Catholic Dictionary of Theology on communion, oblation, offertory, and mass stipends; several typescripts on the Mass; and typescripts on three sacramentaries. The materials written about Ellard include a published copy of a book review on Liturgy for the People: Essays in Honor of Gerald Ellard S.J.; an introduction to Christian Life and Worship by Leo Klein, S.J.; and an article about Ellard by Leo Klein, S.J.

Series IV. Liturgical Reform and Conference: "Liturgical Reform and Conference" dates from 1956 through 1963. This series includes the Liturgical Conference Constitution and By-laws; program and attendance list for Liturgical Week in 1962; copies of "Liturgy: Bulletin of the Liturgical Conference"; a program and invitation to the Roman Catholic-Protestant Colloquium at Harvard Divinity School; and a statement of purpose for the seminar entitled "Sacrament and Symbol." The series also includes mass texts for the Eighth Sunday after Pentecost and the Assumption of Mary in German; excerpts from liturgical journals in German; and an essay on bilingual rituals in Spanish.

Series V. Miscellaneous: "Miscellaneous" includes materials dating from 1945 to 1962. This series contains typed and handwritten notes; newspaper clippings and articles; a music supplement in German; acclamation for ordination day; and newsletters for the Vernacular Society of Great Britain and the National Catholic Welfare Conference. This series also contains the Sacred Congregation of Rites to the Diocese of Peru; an appeal from Pope John XXIII for the success of the Second Vatican Council; and a photograph of the offertory procession at a first holy communion.