REMOVE

1. Printed
2. Discoveries in geography
3. China
4. Mongolia
5. Taiwan
6. South China Sea
7. India

WHAT

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

WHERE

1. Bay of Bengal (1)
2. Hainan Sheng (China) (1)
3. Korea (1)

More 

WHO

1. Erhard Bros. (Firm), engr … (1)

WHEN

1. [ca. 1892] (1)