Professional chemistry fraternity. Records of the Alpha Chi Sigma fraternity, including reports (1921–1966), minutes (1922–1956), correspondence (1946–1969), subject files (1904–1968), membership records (1931–1968), financial records (1917–1967), newsletters entitled, “Proceedings of the Grand Chapter of Alpha Chi Sigma,” (1930–1968), “The Chrome and the Blue,” (1941–1944), and other publications of the organization, along with a scrapbook.