cover -- 1895 (Aapr.) 15c. envelope registered to Germany with additional 3c. (5) and 4c. (2), all cancelled with Rural code "5" c.d.s., and 1895 (Aug.) 30c. envelope registered to Hong Kong with additional 13c. cancelled "B64", showing Rural code "1" c.d.s. and, on reverse, Aden transit d.s., both with Ligne d.s. on face