An 'R' number is a unique ID issued by the TTUHSC El Paso system rather than using your Social Security Number.
An eRaider account (username + password) is issued by TTUHSC El Paso Information Technology to login to most TTUHSC El Paso resources, including online library resources.
A library account is issued by the TTUHSC El Paso libraries on an as-needed basis. It is used to track borrowed items such as books, Interlibrary Loan (ILL), and financial transactions for non-free library services such as Document Delivery and 3D printing.
