Browse Items (1 total) Description is exactly "Scroll-mounted chart graphing the energies explored during Burton Richter and Group C's discovery of the psi particle. Dimensions are 26.5 inches L x 16.75 inches W x 4.75 inches H" Browse All Search Items Sort by: Title Creator Date Added 1991-019 Group C Psi Particle Discovery Chart Scroll-mounted chart graphing the energies explored during Burton Richter and Group C's discovery of the psi particle. Dimensions are 26.5 inches L x 16.75 inches W x 4.75 inches H Featured Item SLAC003 Wolfgang Kurt Hermann Panofsky Papers, 1932-2008 The bulk of the collection consists of extensive administrative and professional correspondence and memoranda, subject files, minutes and reports, and…