Browse Items (1 total) Description is exactly "Subjects include SPEAR, Mark II detector, and experiment SP-17 memoranda." Browse All Search Items Sort by: Title Creator Date Added 1991-041 Experimental Facilities Department (EFD) Records, 1971-1980 Subjects include SPEAR, Mark II detector, and experiment SP-17 memoranda. 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…