Executive Director - Secretary | 1945 - 1949 | ||
Committees on School Mathematics | 1945 - 1949 | , served as chair | |
Committee of the Journal | 1947 - 1953 |
Executive Director - Secretary | 1945 - 1949 | ||
Committees on School Mathematics | 1945 - 1949 | , served as chair | |
Committee of the Journal | 1947 - 1953 |