cover 1907 (July) picture postcard to Paris, bearing 1887 12a. (one stained perf.) tied by a fine strike of the bilingual "Siemrat" segmented c.d.s. in bluish black, showing transit c.d.s. of the French Post Offices at Battambong (30.7, struck in blue) and Pnom-Penh (1.8) in black. An extremely rare Cambodian forerunner card. Holcombe Certificate (1994).