Box 1: "file 1, box 1" A-G files
Box 2: "file 1, box 2" K-M and correspondence
box 3: "file 1, box 3" correspondence and miscellaneous files
box 4: "file 1, box 4" O-Z, speeches, travel
box 5: "file 1, box 5" mostly correspondence, some other files
box 6: "file 2, box 1" correspondence, subject files (not organized)
box 7: "file 2, box 2" grade books, scores
box 8: "file 2, box 3" scores, correspondence, subject files
box 9: "file 2, box 4" Colombia subject files, scores
box 10: "file 2, box 5" Commission on Education files
box 11: "file 2, box 6" subject files, correspondence
box 12: "file 2, box 7" subject files, correspondence
box 13: "file 3, box 1" subject file jumble
box 14: "file 3, box 2" subject file jumble, mostly Fs
box 15: "file 3, box 4 " [where's 3?] subject file jumble
box 16: "file 3, box 5" subject files, tours and trips
box 17: "file 3, box 6" scores, subject file jumble (includes 2 1937 phonograph records, which are apparently recordings of Suderman)
box 18: "file 3, box 7" scores, card files (lots of duplicates)
box 19: books, albums, periodicals
box 20: books, albums, periodicals