Massachusetts Library System
The Massachusetts Library System was established in 2010. The system provides the following core services: consulting, training & professional development, cooperative purchasing, research & development, summer library program, and the following services as part of resource sharing: delivery, mediated interlibrary loan, journal article document delivery, MassCat, and electronic content, including statewide databases and eBooks (Commonwealth eBook Collections) in collaboration with the Massachusetts Board of Library Commissioners." It operates from offices in Marlborough and Northampton, Massachusetts.
Source: Wikipedia — Massachusetts Library System (CC BY-SA 4.0)