Mary C. O'Farrell, 94, formerly of Littlestown, died Mon., Jan 14, at Homewood at Plum Creek, Hanover. She was the widow of William Stambaugh and John B. O'Farrell who died 3/15/2006. Born Sept 29, 1928 in Spring Grove, Mary was the daughter of the late John C. & Hattie Irene (Kessler) Waltersdorff. She was a member of St. Peters Lischey's U.C.C., Spring Grove.   Funeral Service is Fri., Jan 18, 11 A.M. at her church with The Rev. Sarah Rentzel Jones officiating. Viewing is 10 - 11 A.M. at church on Friday. Interment is in the church cemetery. Memorials in Mary's name may be sent to her church @ 5671 Lischey's Church Rd., Spring Grove, PA 17362. Online condolences may be shared on www.littlesfh.com.