This a video talk given by Dr. Justin M. Jacobs, about his new book: The Compensations of Plunder: How China Lost Its Treasures. Dr Jacobs gives an overview of what looks to be very fascinating study which challenges (contemporary) established narratives surrounding the removal and looting of objects from China during the late 19th and early 20th century.
Looting
Imperial jade, ivory, bronzes, silks and embroideries – all for sale at rock bottom prices (in 1908 that is) (Sarah Pike Conger Collection)

An absolutely fascinating discussion and article from the New York times in 1908, reporting on the sale of The Conger Collection of oriental antiques, looted during the Boxer Rebellion in China.
How to export antiques from China: A guide to relic inspection certificates, customs documents and export requirements for antiques.

How to export antiques from China: A detailed guide to the law, process, issues and documents required to import and export antiques from China, with practical real world examples.