| Busta | Consistenza | Data |
|---|---|---|
| Busta 1, Congressi | 5 fascc. | 1930-1936 |
| Busta 2, Congressi | 6 fascc. | 1937-1938 |
| Busta 3, Congressi | 7 fascc. | 1938-1939 |
| Busta 4, Congressi | 4 fascc. | 1940 |
| Busta 5, Congressi | 6 fascc. | 1941-1950 |
| Busta 6, Congressi | 3 fascc. | 1950 |
| Busta 7, Congressi | 7 fascc. | 1951-1953 |
| Busta 8, Congressi | 5 fascc. | 1954-1959 |
| Busta 9, Congressi | 1 fasc. | 1928-1959 |