Individual itineraries and the circulation of scientific and technical knowledge in East Asia (16th–20th centuries)

Mention of the rock salt produced in Muslim Territories 回子地方 (white one and red one have different properties).

Kangxi describes the silk produced in Northwestern Muslim Territories, superior to Zhejiang silk for padding, in Ji xia ge wu bian 28_02

Kangxi states that many of the North-West Muslims are descendants of the Yuan.

Kangxi mentions flying foxes as living in the North-West in Ji xia ge wu bian 28_13.

Imperial guards explore Tsewang Rabdan's territory

Imperial guards observe wheat ears turning into mosquitoes

Kangxi mentions the great strength of earthquakes in the North-West in Ji xia ge wu bian 30_12