Photograph of the Dedication Ceremonies in the Manufactures Building, October 21, 1892, from Rand McNally's “Official Guide to the World’s Columbian Exposition”
The Official Programme for the original Columbus Day, as published in the Youth's Companion periodical on September 8, 1892, intended for celebration on October 21, 1892.
The full-page view of the Youth's Companion's program for the "Official School Celebration of Columbus Day," published September 8, 1892, and scheduled for October 21, 1892.