Reconstructions of various Tang dynasty hairstyles, found on baidu (link) but true source unknown.
This is from:
Hair Fashions of Tang Dynasty Women, by He, Jian’guo.何建國.
You can see the Library of Congress record here: https://lccn.loc.gov/88123343
But you can’t check it out from them right now, because I have their copy sitting on my desk. c.c