Eleanor Brewster Dunn, born January 25, 1754, died November 3, 1841; Jane (or Jennett) Irvin, born April 11, 1761, died July 17, 1839; Agnes Alexander, born April 25, 1763, died August 25, 1840. All three were buried side by side in the old Dunn burying place east of the college campus at Bloomington, Ind. Their graves are marked by a three-cornered stone. They were sisters, also sisters of Sarah Brewster, who married Rev. Benjamin Irvin.
http://cwcfamily.org/idl/idl_029.htm