cover -- 1918 (18 June) a good strike of the type A c.d.s. applied on arrival on the reverse of an envelope bearing K.G.V 2c. tied by Hong Kong c.d.s. and with a good strike of "BUY WAR BONDS/THROUGH THE/H.K. & S. CHINA/WAR SAVINGS ASSN./HONG KONG", rare. Ex E.F. "Jack" Gee