We have resumed some on-campus services, including book pickup, virtual consultations, and fulfilling scanning/digitization requests. Many library materials are available online, but our buildings remain closed until further notice.

Prester John was a famous Christian monarch invented by European crusaders in the early 12th century. The story of Prester John as ruler of a fabled Christian land overflowing with gold somewhere in Africa or Asia inspired countless exploratory missions aimed at expanding European and Christian authority across the globe. Learn more in this online exhibit from the Harvard Map Collection.

View the Exhibit