22
Frazer, James George
| The Macmillan Company |
1925
24
Sperry, Willard Learoyd
| The Macmillan Co. |
1925
25
Browne, Lewis
| The Macmillan Company |
1926
26
Cripps, Richard S.
| The Macmillan Co |
1929
28
Dalman, Gustaf Hermann
| The Macmillan Company |
1935