Dr. Robert M. McDonald, 77 CAMBRIDGE - Dr. Robert M. McDonald, 77, died peacefully on June 26, 2008, at Dorchester General Hospital, after a short illness. The family will receive friends on Friday from 6 to 9 p.m. at Thomas Funeral Home, P.A. in Cambridge. A memorial service will be held on Saturday at 1 p.m. at St. Paul's United Methodist Church on Maryland Avenue with the Rev. Fred Bahr officiating. In lieu of flowers he requested that donations be made to Snip/Tuck, Inc., 5 West End Ave., Cambridge, MD 21613.