Catholic » Libraries, Archives & Museums

The Catholic Diocese of Fargo, North Dakota - Archives & Records

The Catholic Diocese of Syracuse, New York - Diocesan Archives

Maintains archival collections of information and materials of historical value for the diocese and parishes.

The Diocese of La Crosse - Chancery Office/Archives

Wisconsin.

U.S. Catholic Documentary Heritage Project

From the U.S. Catholic Historical Society, an online guide to repositories and collections of primary sources documenting the history of Catholicism in the United States.

Vatican Library/Secret Archives