The Mentor Association
Reading edition
ESTABLISHED FOR THE DEVELOPMENT OF A POPULAR INTEREST IN ART, LITERATURE, SCIENCE, HISTORY, NATURE, AND TRAVEL

THE ADVISORY BOARD
JOHN G. HIBBENPresident of Princeton University
HAMILTON W. MABIEAuthor and Editor
JOHN C. VAN DYKEProfessor of the History of Art, Rutgers College
ALBERT BUSHNELL HARTProfessor of Government, Harvard University
WILLIAM T. HORNADAYDirector New York Zoölogical Park
DWIGHT L. ELMENDORFLecturer and Traveler
THE PLAN OF THE ASSOCIATION
The purpose of The Mentor Association is to give its members, in an interesting and attractive way, the information in various fields of knowledge which everybody wants and ought to have. The information is imparted by interesting reading matter, prepared under the direction of leading authorities, and by beautiful pictures, produced by the most highly perfected modern processes.
The object of The Mentor Association is to enable people to acquire useful knowledge without effort, so that they may come easily and agreeably to know the world’s great men and women, the great achievements and the permanently interesting things in art, literature, science, history, nature, and travel.
The purpose of the Association is carried out by means of simple readable text and beautiful illustrations in The Mentor.
The annual subscription is Three Dollars, covering The Mentor Course, which comprises twenty-four numbers of The Mentor in one year.
THE MENTOR
SUBSCRIPTION, THREE DOLLARS A YEAR. SINGLE COPIES FIFTEEN CENTS. FOREIGN POSTAGE 75 CENTS EXTRA. CANADIAN POSTAGE 50 CENTS EXTRA. ENTERED AT THE POST-OFFICE AT NEW YORK, N.Y., AS SECOND-CLASS MATTER. COPYRIGHT, 1915, BY THE MENTOR ASSOCIATION, INC. PRESIDENT AND TREASURER, R. M. DONALDSON; VICE-PRESIDENT, W. M. SANFORD; SECRETARY, L. D. GARDNER
Issued Semi-Monthly by The Mentor Association, Inc. 52 EAST 19th STREET, NEW YORK, N. Y.

THE PLEIADES, by Elihu Vedder. In the Metropolitan Museum of Art, New York City.