Text ( visual ) : unmediated Postal communication in China and its modernization, 1860-1896 / by Ying-wan Cheng. -- Cambridge, Mass. : East Asian Research Center, Harvard University ; Cambridge, Mass. : Distributed by Harvard University Press , 1970. -- xii, 150 p. : maps ; 26 cm. -- (Harvard East Asian monographs ; 34). -- Bibliography: p. 129-141 ; Includes index. -- ISBN 0674693205 ; (BA17286353) ; https://ci.nii.ac.jp/ncid/BA17286353 Other Title(s): 晩清郵驛之演變. -- Author Heading(s): Cheng, Ying-wan ; Harvard University. East Asian Research Center. -- Classification(s): LCC : HE7205 ; DC : 383/.49/51. -- Subject Heading(s): LCSH : Postal service -- China -- History