cover 1930 (21 June) envelope (228 x 101mm.) registered "By Air Mail" to London and redirected locally, bearing 1929-36 ½d. to 2½d., 6d., 1/- and 2/6d. neatly cancelled with c.d.s., and G.B. Postage Due 3d. with red London c.d.s., also showing "3D/89" and "POSTED OUT/OF COURSE/89" h.s. in violet

Details
cover 1930 (21 June) envelope (228 x 101mm.) registered "By Air Mail" to London and redirected locally, bearing 1929-36 ½d. to 2½d., 6d., 1/- and 2/6d. neatly cancelled with c.d.s., and G.B. Postage Due 3d. with red London c.d.s., also showing "3D/89" and "POSTED OUT/OF COURSE/89" h.s. in violet