Patrons of one library borrowing material owned by another library
Picking up books requested through interlibrary loan
Interlibrary loan (abbreviated ILL, sometimes called document delivery, document supply, interlending, interlibrary services, interloan, or resource sharing) is a service that enables patrons of one library to borrow materials that are held by another library.[1]
^lnterlibrary Loan Committee, Management and Operation of Public Services Section, Reference and Adult Services Division, American Library Association, National lnterlibrary Loan Code for the United States, 1993. RQ 33 no. 4 (Summer 1994).