Topic summarySeventy-second Congress Expand Summary Extracted from the Wikipedia article 72nd United States Congress. References^ . American Political Science Review. 27 (3): 404–422. doi:10.2307/1947439. ISSN 0003-0554.^ . American Political Science Review. 26 (5): 846–874. doi:10.2307/1947141. ISSN 0003-0554.^ 2019.^ 2019.^ 2019. Wikipedia source