 | Callahan, C. (1) |
| | Carr, Edward (1) |
| | Carroll, Lewis, 1832-1898 (4) |
| | The Catholic boy (Magazine) (2) |
| | Catholic Children's Record Club, Inc. (1) |
| | Catholic University of America. Commission on American Citizenship (91) |
| | Chapman, Henry P. (6) |
| | Charles McManus (Firm) (9) |
| | Chavez, Simon J. (4) |
| | Christopher, Matt (10) |
| | Clare, Ph.D., Sister Maria (7) |
| | Collier, Julia (1) |
| | Condon, Vesta (3) |
| | Conroy, James P. (18) |
| | Cooney, John L. (5) |
| | Coughlin, Mary (2) |
| | Craig, M. S. (Mary Shura), 1923- (1) |
| | Crampton, Gertrude, 1909- (8) |
| | Crandall, Frances E. (46) |
| | Crandall, Reed (4) |
| | Crist, Eda (2) |
