1922, KGV 4 C. resp. "MALAYA-BORNEO EXHIBITION" ovpt. 2 C. both perfin "A.C." (A. Clouet & Co.) canc. "SINGAPORE 16 MY 22" on ppc to San Francisco. So far the only known MBE stamp with perfin on entire. (Image)

1936, "FORWARDING STAGE COVER" Zeppelin mail LZ 129 1st North America Trip, registered American Mail 8.5.36 with cachet alongside to Frankfurt/Germany with arrival mark 14.5., adressed to Kopenhagen 14.5.36, franked on reverse 15.5.36 and registered, via Berlin 17.5.36 to SINGAPORE 28.5.36, franked with 40c. scarlet/dull purple (postmark illegible) and finally sent registered to Kirkwall/Orkneys with arrival mark 16.5.37 (one year later), few transportation marks. Most uncommon and rare entire, 13 postmarks on reverse! (Image)