- PDTO : Diocese of Toledo: Printed Material
- PDTO 1/01-28 Title : Official Year Book & Seminary Report (Diocese of Toledo) 1914-1946
(missing 1916,1917,1919, 1935-1940)
- PDTO 2/01-10 Title : Official Year Book and Seminary Report 1947-1953
- PDTO 2/11-36 Title : Official Year Book of the Diocese of Toledo 1954-1974
- PDTO 2/37-39 Title : Directory of the Diocese of Toledo 1976
- PDTO 3/01-22 Title : Catholic Directory and Telephone Guide 1977-1986
- PDTO 3/01-22 Subject : Diocese of Toledo 1977-1986
- PDTO 3/23 Title : St. Louis Church: Historical Perspective 1876-1981
- PDTO 3/24 Title : St. Paul's Catholic Church, Norwalk, Ohio
- PDTO 3/25 Title : Memories of Genoa, Ohio: 1868-1968 1968
- PDTO 3/25 Author : Levee, Robert C. 1968
- PDTO 3/26 Title : Holy Family Parish, New Cleveland, Ohio: 1862-1962
- PDTO 3/26 Author : Schmenk, Angela
- PDTO 4/01 Title : Souvenir Silver Jubilee of St. Nicholas Parish 1913
- PDTO 4/01 Subject : Miller City, Ohio
- PDTO 4/02 Title : Diamond Jubilee of Immaculate Conception Parish 1954
- PDTO 4/02 Subject : Cecil, Ohio 1954
- PDTO 4/03 Title : Our Hundred Years: 1863-1963; St. Rose Parish
- PDTO 4/03 Author : Perrysburg, Ohio
- PDTO 4/04 Title : A History of the First 100 Years of St. Joseph's Parish 1948
- PDTO 4/04 Subject : Fort Jennings, Ohio
- PDTO 4/05-06 Title : Centenary Celebration of the Foundation of the Parish 1945
- PDTO 4/05-06 Subject : St. Joseph Church, Tiffin, Ohio 1945
- PDTO 4/07 Title : A History of St. Vincent de Paul Parish, Toledo, Ohio 1969
- PDTO 4/08-09 Title : A Biography of St. Ann's Parish, Toledo, Ohio 1945
- PDTO 4/08-09 Author : Houck, Frederick A., Rev. 1945
- PDTO 4/10-11 Title : Through A Hundred And Ten Years: St. Joseph's Parish 1964
- PDTO 4/10-11 Author : Mossing, Lawrence, Rev. 1964
- PDTO 4/10-11 Subject : Toledo, Ohio 1964
- PDTO 4/12 Title : History of St. Peter's Catholic Church, Upper Sandusky 1973
- PDTO 4/12 Author : Vogel, John, Msgr.; Blair, Edna 1973
- PDTO 4/13 Title : History of St. Peter's and St. Paul's Churches 1899
- PDTO 4/13 Subject : Norwalk, Ohio 1899
- PDTO 4/13 Subject : St. Alphonsus, Peru, Ohio 1899
- PDTO 4/13 Subject : St. Mary's, Norwalk, Ohio 1899
- PDTO 4/13 Author : Rupert, F., Rev. 1899
- PDTO 4/14-15 Title : Record of a Hundred Years: History of St. Mary's Parish 1931
- PDTO 4/14-16 Subject : Tiffin, Ohio 1931-1981
- PDTO 4/16 Title : Record of One Hundred- Fifty Years: St. Mary's 1981
- PDTO 4/17 Title : 125th Jubilee, St. Rose Church, Lima, Ohio 1981
- PDTO 4/18 Title : History of Sts. Peter and Paul Church, Sandusky, Ohio 1971
- PDTO 4/18 Author : Steadman, Ruth W. 1971
- PDTO 4/19 Title : Sacred Heart of Jesus Parish, 1833-1983 1983
- PDTO 4/20-21 Title : The Story of Delphos St. Johns Through 100 Years 1944
- PDTO 4/22-23 Title : Through A Hundred Years: St. Joseph's Parish, Maumee, Ohio 1941
- PDTO 4/22-23 Author : Hartmann, Joseph, Rev. 1941
- PDTO 4/24 Title : Centenary of the Parish, St. Bernard's, 1844-1944 1944
- PDTO 4/24 Subject : New Washington, Ohio
- PDTO 4/25 Title : Centennial Dedication, Sts. Peter and Paul Church 1968
- PDTO 4/25 Subject : Ottawa, Ohio
- PDTO 4/26 Title : Wooden Chalices, Golden Priests, Golden Hearts: A History of St. Boniface Parish, New Riegel, Ohio 1985
- PDTO 4/26 Author : Huelskamp, Allen 1985
- PDTO 4/27 Title : Synodus Dioecesana, Toletana in America- Prima 1941
- PDTO 4/28 Title : Songsmith 1935
- PDTO 4/28 Author : Dunne, Gerald W.E., Rev. 1935
- PDTO 5/01-02 Title : A Gateway To The Priesthood, Mount St. Mary Seminary 1929
- PDTO 5/03 Title : History of Immaculate Conception Parish, Mother Parish of South Toledo 1951
- PDTO 5/03 Author : Keller, Harvey M., Rev. 1951
- PDTO 5/04-05 Title : Souvenir of the Diamond Jubilee of St. Joseph Parish 1933
- PDTO 5/04-05 Subject : Fremont, Ohio
- PDTO 5/04-05 Author : Waechter, Joseph Romanus, Rev. 1933
- PDTO 5/06 Title : One Hundred Candles for St. Joseph's 1957
- PDTO 5/06 Subject : Fremont, Ohio
- PDTO 5/06 Author : Horn, Aloysius, Rev. 1957
- PDTO 5/07-08 Title : A Century of Service, St. Vincent Hospital, Toledo, Ohio 1955
- PDTO 5/07-08 Subject : Grey Nuns Centennial 1955
- PDTO 5/09-10 Title : Catholic Charities Movement: 125 Years in Northwestern 1979-1980
- PDTO 5/09 Title : Annual Report 1979
- PDTO 5/10 Title : Social Needs in Northwestern Ohio:The Church's Response 1980
- PDTO 5/10 Author : Weber, Herbert F., Rev. 1980
- PDTO 5/11 Title : Monsignor Raphael I. Kinnane, St. Mary's Church, Tiffin 1958
- PDTO 5/11 Subject : 50th Anniversary of Ordination 1958
- PDTO 5/12 Title : Forty Years in the Priesthood: Souvenir of Ruby Jubilee of Msgr. Anthony J. Dean 1948