KEEF, Dorothy Frances (Moore) Of Arlington, March 11, 2011. Wife of the late Charles D. Keef. Mother of Marian Simons and her husband David of North Billerica, and Bryan D. Keef and his wife Mary of Kangaroo Ground, Australia. Grandmother of Esther Cathie of Melbourne, Australia, Ruth Anna Johnson of Wichita, Kansas, Christopher Simons of Wakefield, and Michael Simons and his wife Ally of East Boston. Dottie is also survived by 6 greatgrandchildren. Calling Hours will be held Friday March 18 at the Douglass Funeral Home, 51 Worthen Rd., LEXINGTON from 6pm to 8pm. A Memorial Service will be celebrated Saturday March 19 at Grace Chapel, 59 Worthen Rd. Lexington at 11am. Relatives and friends are kindly invited to attend. Reception to follow. In lieu of flowers, donations in her memory may be made to Grace Chapel, 3 Militia Drive, Lexington, MA 02421 www.grace.org; Tel 781-862-6499