Author
Ellis, Donald K.
2
Halley, Mildred E.
2
Hauge, Robert C.
2
Bracken, Dorothy Kendall
1
Brand, Oscar
1
Bridges, Clara Jo
1
Chalfin (Norman and Ethel) Collection (Library of Congress)
1
Corwin, Norman Lewis, 1910-
1
Di Santis, Joe
1
Dryden, Bob
1
Greenberg, Robert, 1954-
1
Hays, Jimmye Dobbs
1
Individualized Instruction Incorporated
1
International Teaching Tapes (Firm)
1
Jinnah, Mahomed Ali, 1876-1948
1
Science Research Associates
1
Swenson, Karl, 1908-1978
1
Teaching Company
1