Details
cover 1942 (23 July) envelope registered to Johore Bahru showing large "RETURN TO SENDER RETOUR" h.s. in violet (Type I12) and bearing, on reverse, Straits "DAI NIPPON" 2c. (another stamp missing on face panel) with Malayan Postal Union Postage Due 4c. (7) with handstamps in red, all tied by bi-lingual Syonan c.d.s. and showing "RETOUR-->" h.s. in violet (Type I19); the envelope with sealing tape at left removed