REMOVE

1. Printed
2. Nautical charts
3. Dalrymple, Alexander, 1737-1 …
4. J. & C. Walker (Firm), engra …
5. Dayot, Félix, 1772-1821, ca …
6. Crawford, James H., fl. 18-- …

WHAT

1. General Maps (1)
2. Names, Geographical (1)

WHERE

1. Heilongjiang Sheng (China … (1)
2. Russia (1)
3. Ussuri River Valley (Russ … (1)

WHO

1. Fuchs, Walter, 1902-1979 (1)
2. Jartoux, Pierre, 1669-172 … (1)
3. Regis, Jean Baptiste, 166 … (1)
4. 康熙, Emperor of China, 165 … (1)

WHEN

1. 1721 (1)