"On Postal Service" cover from Peking to Mengtsz. Bilingual Double-circle "SERVICE DES POSTES" / 郵政公事 mark. Peking Bilingual Dater of Nov. 2, 1911. Small circular Peking carrier's mark.
On the back partial transit Shanghai Bilingual Dater. Arrival Mengtsz Bilingual Dater of Nov. 21, 1911. Embossed bilingual "Inspectorate General of Posts /
總郵政司公署" logo.