1. The Frascati Storage Rings;Touschek,1961
2. Colliding Beams Experiment;Richter,1961
3. D. Yount and J. Pine, Scattering of High-Energy Positrons from Hydrogen, Cobalt, and Bismuth, (to be published).
4. Photons from positron beams in the GeV range
5. A Photon Monochromator By Annihilation in Flight of Positrons;Miller,1960