Streszczenie
In Cracow, in the first half of the twentieth century, worked eleven main middle schools, each of which had its own library, often accumulated already in the nineteenth century or earlier. For example, saved printed reports (55 yearbooks) management of II National Middle School and High School named St. Jack (1857-1950) in the text an attempt is made to present the activities of the school library. The content associated with it were divided into several groups: people, finance, standardization, statistics. Based on this information, we can recreate some basic processes in contemporary educational library – collections, preparation, structure, store and share collections.