If they have, however, a first-class librarian, the trustees ought to leave the management of the library practically to him, simply supplementing his ability without impeding it.

They should leave to a librarian of good executive ability the selection, management, and dismissal of all assistants, the methods and details of library work, and the initiative in the choice of books.

A wise librarian the trustees may very properly take into their confidence, and invite his presence at all meetings, where his advice would be of service.
6) _Other employes_ .-- Efficiency of employes can best be obtained through application of the cardinal principles of an enlightened civil service, viz., absolute exclusion of all political and personal influence, appointment for definitely ascertained fitness, promotion for merit, and retention during good behavior..