REMOVE

1. Ritchie & Dunnavant.
2. Ludwig, Ch.
3. 1858

WHAT

1. Atlas Map (1)
2. World Atlas (1)

WHERE

1. China (1)
2. Manchuria (China) (1)
3. Primorskii krai (Russia) (1)
4. Russia (1)

WHO

1. Hassel, S. G. H., 1779-18 … (1)
2. Ode, Henri (1)
3. Ph. Vandermaelen (1)
4. Vandermaelen, Philippe, 1 … (1)

WHEN

1. 1827 (1)