The Ives Main Library, designed by renowned architect, Cass Gilbert in 1911, is a cornerstone of the historic New Haven Green. The facility is a community treasure and features unique design details, including several WPA-era murals. Ives is open 54 hours a week, Monday-Saturday, and houses major public service departments for children and teens as well as adult reference, a computer tech center and Ives Squared, a newly renovated space for innovation and entrepreneurship.