A Visit to His Holiness Pope Pius X: a series of thirty-nine remarkable views showing the Palace of the Vatican, its Gardens, the great Church of St. Peter's, His Holiness Pope Pius X and Members of his Household. Included are likenesses of the three American Cardinals. The famous Underwood Photographs. Boston: Publishers Syndicate,, 1914, PHJC P12., Box: PHJC P12.. Poor Handmaids of Jesus Christ Records, HJC. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/1868935 Accessed November 23, 2024.