Resolution, Central Federated Union of New York favoring Sunday baseball, 1918 March 15, MSSP 0010-30, Box: 1, Folder: 30. New York Yankees Sunday Baseball Correspondence Collection, MSSP 0010. University of Notre Dame Rare Books & Special Collections. https://archivesspace.library.nd.edu/repositories/3/archival_objects/1832118 Accessed November 17, 2024.