The Joseph Mark Lauinger Library is the main library of Georgetown University and the center of a seven-library system that includes 2.8 million volumes. It holds 1.7 million volumes on six floors and has accommodations for individual and group study on all levels. It is generally referred to colloquially as "Lau" by Georgetown students.Opened on April 6, 1970, the library is named after an alumnus and Georgetown Chime who was killed in the Vietnam War.