Is the handwriting of Aisingiorro Red Dust Calligrapher valuable?

Worth some money.

Aisingiorro is the name of the royal family in the Qing Dynasty. His calligrapher Aisingiorro in "The Red Dust" is very valuable in his investigation of ancient history, which contains the essence of ancient China culture and is quite valuable.

A good calligraphy work, whether ancient or modern, is valuable and belongs to the essence of China traditional culture.