cover 1918 (28 Aug.) envelope to Shanghai bearing "CHINA" 4c. tied by Port Edward c.d.s. and showing a fine strike of the framed "BUY WAR BONDS/THROUGH/CHINA & JAPAN/WAR SAVINGS ASSOCIATION/SHANGHAI" alongside; Shanghai British Post Office and Chinese (2 different) backstamps. Also 1917 mixed franking envelope to Switzerland showing European censor label and handstamp. (2)