| Start Date | Title | Activity | End Date |
|---|---|---|---|
| Mar 9, 1932 | The Advanced Montessori Method | Purchase | Mar 9, 1932 |
| Mar 9, 1932 | The Advanced Montessori Method | Purchase | Mar 9, 1932 |
| Mar 24, 1932 | transition | - | - |
| Dec 31, 1932 | Standard Service Arithmetic | Purchase | Dec 31, 1932 |
| Dec 31, 1932 | Standard Service Arithmetic | Purchase | Dec 31, 1932 |
| Mar 6, 1933 | The Early Farmers | Purchase | Mar 6, 1933 |
| Jul 4, 1933 | Tertium Organum: The Third Canon of Thought: A Key to the Enigmas of the World | Borrow | Oct 23, 1933 |