From the Richmond Dispatch, 4/13/1863, p. 1, c. 6
Body Recovered. – The body of Miss Martha A. Burley, one of the girls who worked on Brown’s Island, at the Laboratory, at the time of the explosion, on the 14th of March, and who was reported missing, was found on Saturday floating in the race leading to Haxall’s mill. It is suspected she jumped in in her fright and sank immediately.