- CDGA : Diocese of Galveston-Houston: Manuscripts 1805-1946
- CDGA /1.01 Thesis : The Congregation of Holy Cross Comes to the Diocese of Galveston by Rev. Raymond Clancy 1946/0221
- CDGA /1.02 Clipping : Front Page of New York Freeman's Journal and Catholic Register 1875/0320
- CDGA /1.03 Clipping : Rt. Rev. Dr. Manucy moving from Brownsville to Corpus Christi
- CDGA /2.01 Document : Pastoral Letter of R.R.P. Dufal D.D.
- CDGA /2.02 Agreement : Sale of Land to Edward Sorin by Nicholas Felton 1873/0313
- CDGA /2.03 Letter : Claude Mary Dubuis, Bishop of Galveston to Richard Augustine Shortis 1876/0103
- CDGA /2.04 Document : Concerning Bishop Manucy from Propaganda Fide (Latin) 1884/0810
- CDGA /2.05 Document : Concerning Bishop Manucy from Propaganda Fide (Latin) 1885/0416
- CDGA /2.06 Papal Bull : From Pius IX 1842/0504
- CDGA /2.07 Letter : From Bishop Anthony Domenec of San Antonio to Rev. J.C. Neraz 1878/0906
- CDGA /2.08 Letter : From Bishop Anthony Domenec of San Antonio to Reverend J.C. Neraz 1878/0731
- CDGA /2.09 Latin Papers : From Pius IX and Leo XIII concerning Galveston 1878/0514
- CDGA /2.10 Latin Papers : From Pius IX and Leo XIII concerning Galveston 1860/0703
- CDGA /2.11 Latin Papers : From Pius IX and Leo XIII concerning Galveston 1847/0521
- CDGA /2.12 Expense Accounts : For a Mexican Funeral 1805