Members of the Truman and Underhill families were Quakers with close ties to Swarthmore College and were involved in social concerns. Best known is George Truman (1798-1877), Quaker merchant, dentist, and doctor and a recognized minister. His grandson, Benjamin Mott Underhill (1863-1930) and wife Georgia Cook Myers Underhill (1877-1926) attended Swarthmore College. Benjamin Underhill graduated from the University of Pennsylvania School of Veterinary Medicine in 1895 and from 1908 until his death was a professor at the University of Pennsylvania. He was active in the Delaware County Institute of Science and in Providence Friends Meeting in Media, Pa.
From the description of Truman-Underhill Family Papers, 1755-1930. (Swarthmore College). WorldCat record id: 50416601