Total number of records: 3
Count of Subject
| Subject | Count |
|---|
| secret service | 3 |
| world war, 1914-1918 | 3 |
| spies | 1 |
| propaganda, german | 1 |
| military intelligence | 1 |
Count of Place
| Place | Count |
|---|
| United States | 1 |
| Germany | 1 |
Count of People and organisations
| People and organisations | Count |
|---|
| Skaggs, William H (1861-) | 1 |
| Landau, Henry (1892-) | 1 |
| Cook, Theodore Andrea (1867-1928) | 1 |
| Aston, Sir George (1861-1938) | 1 |
