"This cumulated volume brings into permanent book form the contents of the quarterly numbers published from April, 1906, to October, 1911, together with some additions which carry the work to the close of the year 1911."

To help ensure preservation of print and digital collections, this title is retained by Yale University Library on behalf of the HathiTrust Shared Print Program.

Library science > Periodicals.

Library science > Bibliography.

Library science > Indexes.