REMOVE

1. Discoveries in geography
2. Mongolia
3. Hainan Sheng (China)
4. Korea

WHAT

1. Bonvalot, Gabriel, 1853-1 … (1)
2. Printed (1)
3. Thematic Maps (1)

WHERE

1. Bay of Bengal (1)
2. China (1)
3. Hainan Sheng (China) (1)
4. India (1)
5. Myanmar (1)
6. Philippines (1)
7. South China Sea (1)
8. Taiwan (1)

WHO

1. Erhard Bros. (Firm), engr … (1)

WHEN

1. [ca. 1892] (1)