The central library is celebrating its 100th anniversary this year with events and celebrations throughout the year. (Photo by David Crane, Los Angeles Daily News/SCNG)A vintage photo of officials installing a time capsule at the base of the central library in 1926. The central library is celebrating its 100th anniversary this year with events and celebrations throughout the year. The central library is celebrating its 100th anniversary this year with events and celebrations throughout the year. The flagship Central Library — known for its tiled rooftop pyramid and vast, mural-lined rotunda — is the system’s headquarters.