ONLINE FORMAT
| Text | 1 |
SUBJECT
| Dysentery--China--Beijing | |
| Malaria--China--Beijing | |
| Malaria--China--Beijing | |
| Malaria--China--Beijing | |
| Malaria--China--Beijing | |
| Cox, B. T.--Correspondence | 1 |
| Cox, Venetia, 1892-1979--Correspondence | 1 |
