Claude E. Barfield, "'Our Share of the Booty': The Democratic Party Cannonism, and the Payne–Aldrich Tariff." Journal of American History 57.2 (1970): 308–323 onlineArchived 2016-12-21 at the Wayback Machine.
Stanley D. Solvick, "William Howard Taft and the Payne–Aldrich Tariff." Mississippi Valley Historical Review 50.3 (1963): 424–442 onlineArchived 2021-03-07 at the Wayback Machine.
Lewis L. Gould, "Western Range Senators and the Payne–Aldrich Tariff." Pacific Northwest Quarterly 64.2 (1973): 49–56 onlineArchived 2016-12-21 at the Wayback Machine
Claude E. Barfield, "'Our Share of the Booty': The Democratic Party Cannonism, and the Payne–Aldrich Tariff." Journal of American History 57.2 (1970): 308–323 onlineArchived 2016-12-21 at the Wayback Machine.
Stanley D. Solvick, "William Howard Taft and the Payne–Aldrich Tariff." Mississippi Valley Historical Review 50.3 (1963): 424–442 onlineArchived 2021-03-07 at the Wayback Machine.
Lewis L. Gould, "Western Range Senators and the Payne–Aldrich Tariff." Pacific Northwest Quarterly 64.2 (1973): 49–56 onlineArchived 2016-12-21 at the Wayback Machine