This month's #HiddenCatholicCollections highlights the collection of Fr. Guillaume Jouga, located in the General Archives of the Congregation of the Holy Spirit in Chevilly-Larue, France. To read more about this incredible collection, go to achahistory.org/hidden/.

This month in #HiddenCatholicCollections, explore a moving letter by Sister Reggie McKenna from Nagasaki Internment Camp, describing life there and the 1945 bombing. To read more, go to: achahistory.org/hidden/

This month’s #HiddenCatholicCollections spotlights the St. Joseph Institute for the Deaf records, featuring photos, reports, and the 1917 diaries of Nora Walsh, a deaf woman whose voice still speaks through history. To read more, go to: achahistory.org/hidden/.

This month for #HiddenCatholicCollections, we spotlight Jesuit meteorologist Ernesto Gherzi, S.J., whose work at the Zikawei Observatory in the 1920s helped shape modern geophysical research. To read more about this archive, go to achahistory.org/hidden/.

This month in #HiddenCatholicCollections, we spotlight the Spiritan General Archives in Chevilly Larue, France. To read more, go to achahistory.org/hidden/.

In 2025, #HiddenCatholicCollections will feature objects from Catholic archives both within and beyond the United States that illuminate the complex histories of global Catholicism. To learn more about this collection, go to achahistory.org/hidden/.