Charging books: Must have a Cornell or picture ID. Returning books: Return to any Ithaca Cornell Library or in NYC Weill Cornell Medical Library. Use My Account to monitor when your materials are due. Charged titles are subject to recall. Go to http://www.whoiam.cornell.edu and follow the instructions for routing mail. Keep your email address updated. Courtesy notices are sent four days before a book is due, and overdue notices are sent the second day and the fourteenth day after a book is due. Available notices are sent the day after a requested book is received at the designated pick-up library. Recall notices are sent the day after a book is recalled by another user. Fine/fee notices are sent the day after the fine is incurred. Notify the Fine Arts Library if you lose or damage library material.