These colleges have an agreement with Etown which will let you borrow books directly from them. Their individual policies may vary, and you will need an Elizabethtown College ID. You can also request their books through Interlibrary Loan to be delivered to Elizabethtown.
Use these links to search their catalogs.
Students in Lancaster are also allowed to use the Shadek-Frackenthal Library at Franklin and Marshall. You may borrow up to five items at a time, but you must show an Elizabethtown College ID.