The Preston Smith Library of the Health Sciences serves the Texas Tech University Health Sciences Center students, faculty and staff of the Schools of Medicine, Nursing, Pharmacy and Allied Health. As the major resource for biomedical information in West Texas and as a component library of the TTUHSC Libraries of the Health Sciences, this flagship of the system also serves health professionals, hospitals, clinics and the general public throughout the South Plains area. The Preston Smith Library of the Health Sciences shares the status of Resource Library for the National Network of Libraries of Medicine, as well as the distinction of Association of Research Libraries status with the other three libraries of the TTUHSC system. With local volume holdings of more than 170,000 volumes, a 64-station computer lab, as well as 15,000 e-journals and 35,000 e-books, the Preston Smith Library serves a large and diverse population. This library also features some 28 group study rooms for use by TTUHSC students, a fine rare books collection and several outstanding permanent exhibits of medical antique instruments and equipment. Twelve professional librarians, two management professionals, 16 classified staff members and a contingent of student workers staff the Preston Smith Library. This facility is open seven days per week for a total of 105 service hours.