This collection contains administrative records of the office of Archbishop Ioan (Teodorovych) during the early years of his leadership of the American Ukrainian Orthodox Church of the USA. It primarily consists of correspondence with clergy and parishes, as well as some official forms and records (e.g. Prohibition-era sacramental wine documentation).

This collection consists of a scrapbook related to the Ukrainian Orthodox parish of St. Mary Protectress and other aspects of Ukrainian American community life in the Detroit area.

Fr. Dmytro Martin Telenson was a priest in the Ukrainian Orthodox Church of the USA who served the parishes of Jeanette and Export, Pennsylvania from the late 1950s to 1995. This collection contains his sermons, personal papers, newspaper clippings and published materials, and ephemera.

Fr. Dmytro Leshchyshyn was a Ukrainian Orthodox clergyman in the United States and Canada in the early to mid 20th century. This collection contains his extensive correspondence with a wide range of individuals and organizations both religious and secular. It also includes personal and family correspondence, membership lists, other organizational records and publications, and similar materials.

Fr. Gregory Chomicky was one of the first Ukrainian Orthodox clergymen in the United States. This collection houses material that documents his ministry as a clergyman, both as a parish priest and as a member of the leadership of the Ukrainian Orthodox Church in America and the Ukrainian Orthodox Church of the USA. It also documents his personal and family life as well as parish and Ukrainian American community activities.

This collection houses the personal papers of Fr. Petro Stel'makh, a Ukrainian Orthodox clergyman who was active in German displaced persons camps, and played a significant role in the breakaway "Conciliar" Ukrainian Autocephalous Orthodox Church. It also contains administrative records of the UAOC(C), and records from Ukrainian Orthodox parishes in German displaced persons camps.

The Ukrainian Orthodox parish of the Holy Trinity existed in New Castle, Pennsylvania from the 1920s until the early 21st century. This collection contains metrical records, financial records, meeting minutes, and other materials related to its activity.

This collection consists of 8mm motion picture film shot by John Marushak during the Divine Liturgy celebrated by Metr. Ioan (Teodorovych) and clergy on June 4, 1961.

The Oleksii Matuch Papers contain a nearly comprehensive collection of advertising flyers, event announcements, concert programs, and other ephemera related to Ukrainian American community life in Buffalo, NY during the late 1950s and early 1960s, as well as some his correspondence and personal documents.