Sophia Arabella Irwin Sr. (1815-1904) (1815–1904) Parents Richard Bache Sophia Burrell Bache Children Robert Walker Irwin Agnes Irwin Richard B. Irwin Sophia Dallas Irwin Siblings Mary Blechenden Walker Alexander Dallas Bache Sarah "Sally" Franklin Wainwright George Mifflin Bache Matilda Wilkins Emory Partners William W. Irwin