Grey Face

From Author Wars - https://authorwars.com/publications/grey-face-1040043.html

Overview:

Title: Grey Face
Author: Sax Rohmer
Year: Unknown
Publisher: McKinlay, Stone & Mackenzie
Pages: 331
Binding: Hardcover
Type: Novel
Title Reference: Grey Face
Notes: Data from Galactic Central. The only date given is the 1924 Doubleday, Page copyright. (Amazon and Goodreads show this book but call it Doubleday's 1924 edition presumably because of the copyright page.) Sold by mail order as part of a set, so no individual price.