ice of the % ty Sqerintendent West Administrative Unit Farra(tul Street between 13th and 14th Streets. K.W Washindton. D.C. 20011 February 25, 1986 Dr. Marshall Nirrenberg Chief of Biochemical Genetics National Institute of Health Building 36, Room lC6 Bethesda, Maryland 20892 Dear Dr. Nirrenberg: Thank you for consenting to serve as the keynote speaker for the Region B Elementary Science Fair Awards Program. The program will be held on Friday, March 7, 1986, at John Eaton Elementary School, 34th and Lowell Streets, Northwest, at 2:00 P.M. Your presence and active participation at our Awards Program will help to make this a successful event for our students. Sincerely, Shelia G. Handy Assistant Superintendent Region B