Collection includes: printed bifolium - "Oregon Trail Memorial Association Centenary Celebration, April 10, 1930 - December 29, 1930" ; mimeographed typescript page - "Tentative bibliography on the pioneering of the west issued by Oregon Trail Memorial Association ... for Covered Wagon Centennial, April 10th, to December 29th, 1930" (2 copies) ; mimeographed typescript page - "The Covered Wagon Centennial: a plan to honor our pioneers promoted by the Oregon Trail Memorial Association" ; mimeographed typescript page - "Observance of the Covered-Wagon Centennial by the president of the United States of America: a proclamation" ; mimeographed typescript essay (4 p.) - "Covered Wagon Centennial ... America's historical opportunity by Dr. Howard R. Driggs, professor of English Teaching, New York University and President Oregon Trail Memorial Association" ; mimeographed typescript page - "Important dates, Covered Wagon Centennial ..." ; mimeographed typescript page - "Covered Wagon Centennial ... in compliance with the letter of Superintendent O'Shea to superintendents and principals, Dr. Howard R. Driggs, president of the Oregon Trail Memorial Association, makes the following suggestion ..." ; offprint of article, "A covered wagon centennial" from The Sun, Saturday, March 22, 1930 ; 2 copies of poster - "Celebrating the Covered Wagon Centennial" (from the Journal of the National Education Association) ; broadside - "Covered Wagon Centennial, by proclamation of President Herbert Hoover ... honor the pioneers of the west ..." (with map: "Historic landmarks of the Oregon Trail") ; circular - "Oregon Trail: a plan to honor the pioneers / issued by the Oregon Trail Memorial Association..."