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 contains material relating to the rebirth of the Ukrainian Autocephalous Orthodox Church in Nazi-occupied Ukraine and its continued existence in exile in post-war Germany.

This collection contains records of the Ukrainian Autocephalous Orthodox Church parishes in the Displaced Persons Camps in Munster-Lager and Fallingbostel, Germany, including official correspondence, sacramental records, relief aid distribution records, and a remarkable DP camp census list.

Fr. Anatolii Dublians'kyi (later Bishop and Metropolitan) was a leader of the Ukrainian Autocephalous Orthodox Church in West Germany and Europe in the second half of the 20th century. This collection primarily consists of documents and correspondence related to Fr. Anatolii Dublians'kyi's activity as a priest and administrator with the Ukrainian Autocephalous Orthodox Church in post-war Western Europe, as well as writings on church and secular history.

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.