University of Łódź
The library of the University of Łódź is one of the biggest and most modern academic libraries in Central Europe. 
Its total collection amounts to 3 million volumes. The main part of the book collection is in library store-rooms. The remaining books and journals are placed in the reference sections: the Main Reading Room and Study Rooms. Registered users can use self checkout machines for lending and returning books in some collections. Apart from the Main University Library there are 106 branch libraries and their collections are adjusted to the scientific and didactic activities of the institutions. The number of registered library card holders is now over 20,000.
University of California Libraries
The University of California operates the largest academic library system in the world. It manages more than 34 million items in 100 libraries on ten campuses. The purpose of these libraries is to assist research and instruction on the University of California campuses. While each campus library is separate, they share (through the UC library system) facilities for storage, computerized indexing, digital libraries and management. For example, each campus maintains its own computerized library catalog and simultaneously participates in the systemwide union catalog, MELVYL.