To facilitate frequent use, deposit accounts can be established with Crerar's photocopying department. Books are lent primarily to academic institutions and Corporate Member libraries in the United States and Canada. Materials can be requested through standard interlibrary loan procedures, including the OCLC subsystem. Computer Search Services Online searches of bibliographic, numeric, and scientific data files in the biomedical and physical sciences are performed by Crerar staff for any library user. Fees for these services are performed on a direct cost recovery basis plus a service charge.
Corporate Members receive a discounted rate for online searching.
Circulation Journals located in the Crerar Library do not circulate outside of the building. Books circulate only to those people having current University of Chicago Library privileges. The Library has fixed due dates for material borrowed in-person. Corporate members have quarter privileges, with due dates four times a year. For such loans, the due date is printed on the transaction evidence slip placed in the book at the time of the loan.