《穿越陕甘》Through Shen-kanBY Robert Sterling Clark1912年
STERLING AND FRANCINE CLARK ART INSTITUTE LIBRARY
THROUGH SHEN-KAN THE ACCOUNT OF THE CLARK EXPEDITION IN NORTH CHINA, 1908-g.By ROBERT STERLING CLARK and ARTHUR deC.SOWERBY Edited by Major C.H.Chepmell T.