General Register of the Members of the Phi Kappa Sigma Fraternity, 1850-1920 (1920)
".... RichardAndersonRoberts, Ph.B., Charleroi, Pa. Custer at the time of the massacre. Merchant. Connected with Born at Indiana, Pa., June 6, 1853. Son of James and Sarah C. Married Mary C. Faries. Relative..."