The proceedings of the Workshop on ''Examination of Radioactive Materials Using Electron Beam Instruments (SEM, TEM/STEM, EMPA, and Auger) and X-ray Diffraction'', held April 23 to 24, 1986 at PNL, are summarized. Participants from 13 laboratories described more than 30 different instrument installations and the details of their operation. A summary tabulation of instruments, capabilities, responsible scientists, and location in the US is included.