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T.S. Roberts. Correspondence, Re: Roberts' publications. Logbook of Minnesota Birdlife Reviews (Box 50, Folder 448)
T.S. Roberts. Correspondence, Re: Roberts' publications. Occasional paper 1 (Box 47, Folder 422)
T.S. Roberts. Correspondence, Re: Roberts' publications. Occasional paper 2-3 (Box 47, Folder 423)
T.S. Roberts. Diary. (Box 3, Folder 22)
T.S. Roberts. Diary. (Box 4, Folder 27)
T.S. Roberts. Diary. (Box 4, Folder 28)
T.S. Roberts. Diary. (Box 4, Folder 29)
T.S. Roberts. Diary. (Box 4, Folder 30)
T. S. Roberts. Egg collection (Box 9, Folder 88)
T.S. Roberts Field Checklists - box, 1923 (Box 71)
T.S. Roberts Field Checklists - box, 1924 (Box 71)
T.S. Roberts Field Checklists - box, 1925 (Box 71)
T.S. Roberts Field Checklists - box, 1926 (Box 71)
T.S. Roberts Field Checklists - box, 1927 (Box 71)
T.S. Roberts Field Checklists - box, 1928 (Box 71)
T.S. Roberts Field Checklists - box, 1929 (Box 71)
T.S. Roberts Field Checklists - box, 1930 (Box 71)
T.S. Roberts Field Checklists - box, 1931 (Box 71)
T.S. Roberts. Florida correspondence (Box 6, Folder 58)
T.S. Roberts. Florida Diary I (Box 6, Folder 54)
T.S. Roberts. Florida Diary II (Box 6, Folder 54)
T.S. Roberts. Florida Diary III (Box 6, Folder 55)
T.S. Roberts. Florida Diary typed (Box 6, Folder 56)
T.S. Roberts. Florida photos (Box 6, Folder 57)
T.S. Roberts. Florida postcards (Box 6, Folder 59)
T.S. Roberts. Grant & Traverse Co. trips (Box 3, Folder 23)
T.S. Roberts. Gulfport, Miss. Trip (Box 6, Folder 50)
T.S. Roberts. Heron Lake, Tower trips. (Box 4, Folder 34)
T.S. Roberts. Heron Lake, Tower trips. (Box 5, Folder 37)
T.S. Roberts. Heron Lake trip (Box 6, Folder 52)
T.S. Roberts. Heron Lake trip (Box 8, Folder 70)
T.S. Roberts. Index Rerum (Box 9, Folder 87)
T.S. Roberts. Isle Royale trip (Box 6, Folder 51)
T.S. Roberts. Itasca Park Bird List (Box 5, Folder 47)
T.S. Roberts. Itasca Park bird lists, type written notes (Box 5, Folder 47)
T.S. Roberts. Itasca Park, Island Lake trips (Box 8, Folder 78)
T.S. Roberts. Itasca Park notes (Box 5, Folder 46)
T.S. Roberts. Itasca Park trip (Box 8, Folder 72)
T.S. Roberts. Itasca Park trip (Box 8, Folder 73)
T.S. Roberts, Itasca Park trip (Box 8, Folder 75)
T.S. Roberts. Itasca Park trip I (Box 8, Folder 71)
T.S. Roberts. Itasca Park trip II (Box 8, Folder 71)
T.S. Roberts. Journal and lists of birds (Box 5, Folder 36)
T.S. Roberts. Journal and lists of birds (Box 5, Folder 39)
T.S. Roberts. Journal of Oology (Box 9, Folder 89)
T.S. Roberts. Lake Itasca Bird List (Box 7, Folder 68)
T.S. Roberts. Lake Itasca Journal (Box 7, Folder 67)
T.S. Roberts. Lake Mille Lacs and Lake of the Woods Journal (Box 7, Folder 62)
T.S. Roberts. Lake Mille Lacs and Lake of the Woods trip, miscellaneous (Box 7, Folder 63)
T.S. Roberts. Lectures list. (Box 7, Folder 69)