THE MENTOR ASSOCIATION
ESTABLISHED FOR THE DEVELOPMENT OF A POPULAR INTEREST IN ART, LITERATURE, SCIENCE, HISTORY, NATURE, AND TRAVEL
CONTRIBUTORS—PROF. JOHN C. VAN DYKE, HAMILTON W. MABIE, PROF. ALBERT BUSHNELL HART, REAR ADMIRAL ROBERT E. PEARY, WILLIAM T. HORNADAY, DWIGHT L. ELMENDORF, HENRY T. FINCK, WILLIAM WINTER, ESTHER SINGLETON, PROF. G. W. BOTSFORD, IDA M. TARBELL, GUSTAV KOBBÉ, DEAN C. WORCESTER, JOHN K. MUMFORD, W. J. HOLLAND, LORADO TAFT, KENYON COX, E. H. FORBUSH, H. E. KREHBIEL, SAMUEL ISHAM, BURGES JOHNSON, STEPHEN BONSAL, JAMES HUNEKER, W. J. HENDERSON, AND OTHERS.