- CDER : Diocese of Erie (Pa.): Manuscripts
- CDER /1 Folder : Manuscript material 1849-1856
- CDER /1.01 Document : Fragment written by Tobias Mullen, third bishop of Erie nd
- CDER /1.02 Document : Cash Book from St. Patrick's Church, Erie 1849-1864
- CDER /2 Folder : Newspapers and Clippings 1879-1954
- CDER /2.01 Clipping : Diocese of Erie in 1838 - Lake Shore Visitor 1879?
- CDER /2.02 Clipping : New Papal Ablegate Here, Archbishop Sebastian Martinelli, from The World 1896/1003
- CDER /2.03 Newspaper : The Oil City Derrick, re: Death of Father Thomas Carroll 1898/0526
- CDER /2.04 Newspaper : The Oil City Derrick, re: Funeral of Father Thomas Carroll and his Will 1898/0602
- CDER /2.05 Clipping : Funeral of Father Thomas Carroll, from Oil City Derrick 1898/0527
- CDER /2.06 Clipping : Priest Historian Writer Given Burial in New York, re: Rev. Charles A. Costello 1954/0122
- CDER /2.07 Clipping : Death of Rev. Charles A. Costello, from Oil City Derrick 1954/0115