Thank you to all those who joined our September lecture by Dr. Joseph Mannard, “The 1831 Scandal of Sister Gertrude: America’s First Runaway Nun.” In...

We’re proud to present the new John W. Hallahan Girls’ High School exhibit at the ACHS headquarters. The Hallahan Alumni Association donated the artifacts on...

The ACHS has historically collected Catholic newspapers from around the United States. Today, the society holds one of the largest collections of Catholic newspapers in...