Encyclopedias, Almanacs, Transcripts, and Maps
- Castrojeriz
- Catafalque
- Cataldino, José
- Cataldo, Joseph Mary
- Cataldus of Rachau, St.
- Catalogues of Scriptures
- Catanoso, Gaetano (Cajetan), Bl.
- Catanzaro
- Catechesis, I (Early Christian)
- Catechesis, II (Medieval)
- Catechesis, III (Reformation)
- Catechetical Directories, National
- Catechism of the Catholic Church
- Catechism of the Council of Trent
- Catechism, Imperial
- Catechisms
- Catechisms in Colonial Spanish America
- Catechist
- Catechumenate
- Catechumens, House of