cover 1943 (14 Apr.) Selangor 15c. registered envelope with single frame chop in black, addressed to Kuching, bearing Pahang "DAI NIPPON" 1c., Perak 2c. on 5c. with "Kanji" overprint and Japan 5s., all tied by "MALACCA/R" double-ring d.s. and showing, on reverse, bi-lingual Singapore d.s. (15.4) and Japanese c.d.s. of Kuching (22.5) and Sibu (26.5; in violet); some light staining nevertheless a rare and attractive cover. Photo