4. Correspondence Files
- UPWC 14/01 Folder : O'Bannon, Lew M. (Indiana Historical Commission, re: preserving the "Old State House" Clayton, IN) 1917
- UPWC 14/02 Folder : Oberwinder, Hellmut (Minim) & Bernice (Mother) 1917
- UPWC 14/03 Folder : O'Brian, William Crim (ND Graduate) 1917-1918
- UPWC 14/04 Folder : O'Brien, Frank A. Rev. (Kalamazoo, MI) 1916-1919
- UPWC 14/05 Folder : O'Brien, James J. Rev. CSC (St. Edwards College, Texas, and USArmy Chaplan) 1916-1919
- UPWC 14/06 Folder : O'Brien, John & Miles (South Bend) 1916-1919
- UPWC 14/07 Folder : O'Brien, Patrick (Booklet, re: his death) 1913
- UPWC 14/08 Folder : O'Connell, William of Boston (Archbishop and Cardinal) 1916-1919
- UPWC 14/09 Folder : O'Connell, Dean C.J. Rev. (St. Joseph's Church, Bardstown, KY) 1916-1917
- UPWC 14/10 Folder : O'Connell, Denis J. of Richmond (Bishop) 1917-1919
- UPWC 14/11 Folder : O'Connell, Francis M. Rev. (Williamsport, Pennsylvania) 1916
- UPWC 14/12 Folder : O'Connell, George (Chicago & Notre Dame) 1916-1919
- UPWC 14/13 Folder : O'Connell, John F. (Chicago) 1916-1917
- UPWC 14/14 Folder : O'Connell, John T. Rev. (Toledo, Ohio) 1915-1919
- UPWC 14/15 Folder : O'Connell, Joseph F. (Boston) 1916-1919
- UPWC 14/16 Folder : O'Connor, A.W. (re: Cavannaugh's Sermons, Indianapolis, IN) 1918
- UPWC 14/17 Folder : O'Connor, Blanche A. (Chicago) [re: Chinese Students at ND] 1916
- UPWC 14/18 Folder : O'Connor, Edward J. (Louisville, KY, ND Graduate 1917-1919
- UPWC 14/19 Folder : O'Connor, George H. (re: reembersement for visit to ND, Washington, D.C.) 1917
- UPWC 14/20 Folder : O'Connor, Jeremiah P. (ND student) 1917-1919
- UPWC 14/21 Folder : O'Connor, John J. (Student & Corpsman at ND, from Salem, Ohio) 1918
- UPWC 14/22 Folder : O'Connor, Michael S. (re: O'Connor / Brother Nicholas, ND student in 1860s) 1916
- UPWC 14/23 Folder : O'Connor, Vincent L. (ND Professor) 1916-1919
- UPWC 14/24 Folder : Odend, Fred M. (Detroit) 1918
- UPWC 14/25 Folder : O'Doherty, Matthew (Louisville, KY) 1916-1918
- UPWC 14/26 Folder : O'Donnell, Charles L. Rev. CSC 1916-1918
- UPWC 14/27 Folder : O'Donnell, D.S. (Reminisences of MLS student 1872-1875) 1919
- UPWC 14/28 Folder : O'Donnell, J. Hugh CSC (friend of President, Holy Cross College, Washington, D.C.) 1916-1919
- UPWC 14/29 Folder : O'Donnell, James V. (Chicago) 1917-1918
- UPWC 14/30 Folder : O'Donnell, John Henry 1918
- UPWC 14/31 Folder : O'Donnell, Leo (ND student & Graduate) 1916-1919
- UPWC 14/32 Folder : O'Donnell, Patrick H. (Chicago) 1917-1919
- UPWC 14/33 Folder : O'Donnell, Phillip J. Rev. (Boston) 1917-1918
- UPWC 14/34 Folder : Oesau, G.W. (Mother of Student Harold, Bridgeport, CT) 1919
- UPWC 14/35 Folder : O'Flaherty, A.E. Doctor (Zanesville, Ohio) 1918-1919
- UPWC 14/36 Folder : Ogle, Samuel F. (ND Graduate) 1918
- UPWC 14/37 Folder : O'Hagan, Thomas (Toronto, Canada) 1916-1919
- UPWC 14/38 Folder : O'Hand, John F. Rev. CSC 1916-1919
- UPWC 14/39 Folder : O'Hern, J. Francis Rev. (Rochester, NY, Catholic High School and Cathedral) 1917-1918
- UPWC 14/40 Folder : O'Keefe, Esther K. (Chicago, IL) 1917
- UPWC 14/41 Folder : O'Keefe, John J. (& Co, National Subscription Representatives, New York) 1918-1919
- UPWC 14/42 Folder : O'Keefe, Mary L. (Hartford, CT) [mother of Walter O'Keefe] 1915-1917
- UPWC 14/43 Folder : O'Keefe, Tom (re: donating Trilobite,Grafton Quarry Co., Grafton, Ohio) 1918
- UPWC 14/44 Folder : O'Keefe, P.J. (Chicago) 1916-1919
- UPWC 14/45 Folder : O'Keefe, Walter (ND student) [see too Mary L. O'Keefe UPWC] 1917-1919
- UPWC 14/46 Folder : O'Kelley, John G. (New Orleans) 1918-1919
- UPWC 14/47 Folder : O'Laughlin, Mary (Racine, Wisconsin) [re: George P. O'Laughlin, etc] 1917-1918
- UPWC 14/48 Folder : O'Leary, David P. Rev. CSC 1915-1919
- UPWC 14/49 Folder : Oliver, Joseph D. & Catherine (South Bend) 1916-1919
- UPWC 14/50 Folder : O'Loughlin, Michael M. (his nephew a prospective student, Chicago, IL) 1918
- UPWC 14/51 Folder : O'Mahony, Joseph P. (Indiana Catholic & Record) 1916-1919
- UPWC 14/52 Folder : O'Malley, Austin (Ontario, Canada) 1916-1919
- UPWC 14/53 Folder : O'Meara, Joseph (College of Music, Cincinnati, Ohio) 1918-1919
- UPWC 14/54 Folder : O'Meara, P.M. (Former ND student, Ft. Dodge, IA) 1916-1919
- UPWC 14/55 Folder : Onahan, William J. Honorable (Friend of President, Chicago, IL) 1916-1919
- UPWC 14/56 Folder : O'Neil, Arthur Barry Rev. CSC (ND, IN) 1916-1918
- UPWC 14/57 Folder : O'Neil, Henry Rev. (Dowagiac, MI) 1916-1919
- UPWC 14/58 Folder : O'Neil, Hugh (Friends of Irish Freedom, etc, Chicago) 1916-1918
- UPWC 14/59 Folder : O'Neil, Sarah M. (South Bend) 1917-1919
- UPWC 14/60 Folder : Onesimus, Brother CSC 1916-1918
- UPWC 14/61 Folder : Ong, William (Chinese ND student) 1917-1919
- UPWC 14/62 Folder : O'Rafferty, John Rev. (St. Mary's Church, Lansing, MI) 1916-1919
- UPWC 14/63 Folder : O'Regan, Thomas P. (St. Paul, Minnesota) 1917
- UPWC 14/64 Folder : O'Reilly, Bernard P. Rev. (President, St. Mary College, Dayton) 1917-1918
- UPWC 14/65 Folder : O'Reilly, Thomas C. (Cleveland, Ohio) 1916-1918
- UPWC 14/66 Folder : Ormsby, Edward, Case: Corespondence With Isabel Ormsby and P.E. Cullen 1917
- UPWC 14/67 Folder : O'Rouke, John H. Rev. S.J. (New York, NY) 1916-1917
- UPWC 15/01 Folder : Osborn, Chase S. (Sault de Sainte Marie, Michigan) 1916-1919
- UPWC 15/02 Folder : O'Shaughressy, Francis J. (Chicago) 1916-1919
- UPWC 15/03 Folder : O'Shaughressy, Thomas A. (Chicago, IL) 1916-1919
- UPWC 15/04 Folder : Oshe, Marcellus M. (Zanesville, Ohio) 1917-1918
- UPWC 15/05 Folder : Osteudorf, Henry (re: his son John at ND) 1918-1919
- UPWC 15/06 Folder : O'Sullivan, P.T. (Chicago, IL) 1916-1919
- UPWC 15/07 Folder : Oswald, Michael Rev. CSC 1916-1918
- UPWC 15/08 Folder : Otero, Agustin (Former ND student, Havana, Cuba) 1916-1919
- UPWC 15/09 Folder : Overton, Charles F. (ND student) 1918
- UPWC 15/10 Folder : Ovington, J.L. (Parents of Robert J. & Thomas) 1918-1919
- UPWC 15/11 Folder : Ovington, Robert J. (US Soldier in France / WWI) [see too J.L. Ovington] 1917-1919
- UPWC 15/12 Folder : Owens, Emmett (ND student) 1917
- UPWC 15/13 Folder : Owens. Thomas E. (ND graduate) 1918
- UPWC 15/14 Folder : Pa 1916-1919
- UPWC 15/15 Folder : Pe-Pf 1916-1919
- UPWC 15/16 Folder : Pi 1917-1919
- UPWC 15/17 Folder : Pl 1917-1919
- UPWC 15/18 Folder : Poc-Pou 1916-1917
- UPWC 15/19 Folder : Pow 1916-1919
- UPWC 15/20 Folder : Pr 1916-1919
- UPWC 15/21 Folder : Pu 1918-1919
- UPWC 15/22 Folder : Pam, Max (Chicago) 1916-1919
- UPWC 15/23 Folder : Parish, Varnum A. (ND student, Momence, IL) 1917
- UPWC 15/24 Folder : Parker, Frances (Oxford, Indiana; re: Bernard) 1918-1919
- UPWC 15/25 Folder : Parker, Howard R. (Woodland, California) 1917-1919
- UPWC 15/26 Folder : Parker, Valmore (re: ND student & Leslie Parker, etc) 1916-1919
- UPWC 15/27 Folder : Parrot, Myron (Bucheye Motion Picture Co., re: Film re: ND) 1916
- UPWC 15/28 Folder : Parsons, Rudyard K. (Applicant to ND) 1918
- UPWC 15/29 Folder : Pasquini, Benedetto D. (Former ND faculty, Italian Navy) 1916
- UPWC 15/30 Folder : Patterson, Dillon J. (Former ND student, U.S.N.) 1917-1919
- UPWC 15/31 Folder : Paulger, A.E. Mrs. (Chelsea, Oklahoma; re: Russell & Bernard) 1917
- UPWC 15/32 Folder : Pauline, Mother M. CSC (SMC President) 1915-1919
- UPWC 15/33 Folder : Paulist Choristers of Chicago 1917