Ingalls Building
- The First Reinforced-Concrete Skyscraper: The Ingalls Building in Cincinnati and Its Place in Structural History. Dans: Technology and Culture, v. 9, n. 1 (janvier 1968), pp. 1. (1968):
- Reinforced Concrete Rises: The Ingalls Building. Dans: Civil Engineering Magazine, v. 88, n. 11 (décembre 2018), pp. 40-43. (2018):