REMOVE

1. General Maps
2. Names, Geographical
3. Ningxia Huizu Zizhiqu (China …
4. Shaanxi Sheng (China)
5. Yellow River (China)
6. Inner Mongolia (China)
7. 1721

WHAT

1. China -- Maps (1)
2. Manuscripts (1)
3. Sea Charts (1)

WHERE

1. Borneo -- coasts (1)
2. Celebes Sea (1)
3. China (1)
4. Paracel Islands (1)
5. Philippines (1)

More 

WHO

1. Blaeu, Joan, 1596-1673, c … (1)

WHEN

1. 1668 (1)