Mimeographed booklets from his theological studies, 1963-1965: De Ente Supernaturali, De Methodo Theologiae, Activitas Intellectus, Interpretatio Fontium Aetatis Patristicae, all in Latin, the last one with notes in English by Freburger. Manuscripts and mimeographed papers, 1972-1982: William J. Freburger's "Initiation of Infants and Children: a Liturgical Commentary"; "An Analysis and Critique of the Directory for Masses with Children" by James E. Haas; "Adaptation of the Rites of Ordination: Prologomena to the Discussion" by Nathan Mitchell, OSB; "American Catholics and Liturgical Innovation" and "Changing Attitudes of American Catholics toward the Liturgy" by William C. McCready; "Attitudes of Catholics on Religious Education" (NCCB National Catechetical Directory 1976); "Proclamation" periodical by the Liturgical Commission of Baltimore; "Celebration" by the Baltimore Division of Liturgy. William J. Freburger articles 1982-1993; letters 1963-1964 (time of his studies in Rome); Summer Vacation 1963 and Letters from Rome February - June 1966; National Catholic Reporter memos 1992-1993; Christian Initiation of Infants 1985; The People's work: Twenty Years of Liturgical Reform; The Birthday Book; Liturgy Column for Today's Parish 1976-1978; Homilies for Celebration 1976-1978. Also various other documents, correspondence, manuscripts. Also books and pamphlets from his library, including commentaries, theological texts, reference works.