Cantril, H. (1937). How accurate were the polls? Public Opinion Quarterly, 1 (1), 97. https://doi.org/10.1086/265040 Lusinchi, D. (2012). ‘President’ Landon and the 1936 Literary Digest poll. Social Science History, 36 (01), 23–54. https://doi.org/10.1017/S014555320001035X