| Member | Start Date | End Date | Status | Volume/Issue |
|---|---|---|---|---|
| Therèse Pottecher | Oct 20, 1921 | Oct 24, 1921 | Borrow | - |
| John Kingsley Rooker | Sep 15, 1925 | Oct 9, 1925 | Borrow | - |
The Salvaging of Civilization: The Probable Future of Mankind
| Member | Start Date | End Date | Status | Volume/Issue |
|---|---|---|---|---|
| Therèse Pottecher | Oct 20, 1921 | Oct 24, 1921 | Borrow | - |
| John Kingsley Rooker | Sep 15, 1925 | Oct 9, 1925 | Borrow | - |