CARROLL, Barbara P. (Cassidy) Of Lexington, May 13, 2011. Wife of Lawrence M. Carroll. Mother of Andrew L. Carroll and his wife Jennifer of Billerica. Sister of Carole Baumgart of Lexington. Grandmother of Benjamin Carroll, Heather Soucy, and Phillip Soucy. Aunt of Pamela Baumgart and Robert Baumgart and many other nieces and nephews. Secretary at D.C. Heath and Raytheon Corp. Funeral from the Douglass Funeral Home, 51 Worthen Rd., LEXINGTON,Wednesday May 18 at 9am followed by a Mass of Christian burial at St. Brigid Church, Lexington at 10am. Relatives and friends are kindly invited to attend. Visiting hours Tuesday from 4pm to 8pm. Donations in her memory may be made to the American Diabetes Association , 1 Bromfield St., Boston, MA 02108. Interment Westview Cemetery, Lexington.