1915, junk 1 C., 8 C. (strip-3) and 50 C. tied four strikes "SOCHE (YARKAND) 21.4.10 (April 10, 1930) to registered cover (no backflap) via "(T)AHKOSZETAI (.URKESTAN) (2)9.4.21" to Karlshamn/Sweden, endorsed "Via: Kashgar and Russia", printed return of "Sino-Swedish Sinkiang Expedition/Sven Hedin, Leader" and sign of Nils P. Ambolt. (T) (Tax Method: Margin System)

1915, 6 C. grey tied bilingual boxed dater "TIHWA (URUMTSI) 15.10.29" (Oct. 29, 1926) to reverse of red band cover to Suilai with Oct. 30 arrival alongside, censorship tape of "Singkiang Government Military Censorship Commission" (Tax Method: Margin System)

1924/26, junk 1 C. (pair), 4 C. olive tied "KITAI 19.12.31" (Dec. 31, 1930) to red band cover to Urumtsi with arrival "TIHWA (URUMTSI) 20.1.3" on reverse, sealed with two censortapes "Sinkiang govt. board" with two different vermilion tie-marks. (Tax Method: Margin System)

1924, junk 2 C., 16 C. (torn) tied "WENSUN (AKSU)" to double-registered cover to Dr. Ambolt c/ p.o. Khotan w. "HOTIEN SIN (KHOTAN) 21.1.31" (Jan. 31, 1932) arrival on reverse. Sender Erik Norin c/o Swedish Mission Kashgar. Censor label of "Sinkiang province govt. commission" with vermilion tie mark, printed return of "Sino-Swedish Sinkiang Expedition/Sven Hedin, Leader". Covers from Aksu are rare. (T) (Tax Method: Margin System)

1924, junk 6 C. tied to real photo ppc "?WUSUSIEN 19.3.23" (March 23, 1930)" via "TIHWA (URUMTSI) 19.3.3" to Alma Hedin/Sweden, vermilion seal (?censor). Dated "Suget Bulak Camp 32. 4.2.1930". Original photo "Abad Rchien and his family", also pencil signee on the card. Document of the expedition. (Tax Method: Margin System)

1924, junk 6 C. (strip-5) and 50 C. tied four strikes "HOTIEN SIN (KHOTAN) 20.9.5" (Sept. 5, 1931" to single registered cover endorsed "VIA: Kashgar and Russia" to Lund/Sweden, transit "SHUFU (KASHGAR) 20.9.21". Route mark "via Russia". Sender Hedins expedition member Dr. Nils Ambolt". Cover partially soiled and with creases, scuffs etc. but has on reverse handwritten note "Recu au Bureau de poste a Moscou en mauvais etat" (received in Moscow p.o. in bad condition). (T) (Tax Method: Margin System)

1924, junk 10 C. (strip-3) and 50 C. tied two strikes "HOTIEN SIN (KHOTAN) 20.9.19" (Sept. 19, 1931" to registered cover endorsed "VIA: Kashgar and Russia" to Lund/Sweden, transit "SHUFU (KASHGAR) 20.9.23" "TAH(CHENG) 28.9.31". Black "via Russia"Sender Hedins expedition member Nils Ambolt "Hotien, Singkiang Via: Taschkent-Kaschgar". Amazing cover. (T) (Tax Method: Margin System)

1924, 50 C. tied "TIHWA (URUMTSI) 21.3.15" (March 15, 1932) to heavy weight letter to "Mr. Burchan, delegate of provincial govt. of Singkiang c/o Berlin Chinese Embassy" to Germany. On reverse transit "TAHCHENG (TARBAGATAI-CHUGUCHAK) 23 MAR 21" (pefect strike) and arrival "BERLIN-CHARLOTTENBURG 10.4.32". Also large (80x80 mm) vermilion boxed handstamp "Seal of Government of Singkiang" plus two crested lacquer seals "Republic of China Singkiang provincial government ?dispatched", attractive. (T) (Tax Method: Margin System)

1924, incoming mail: junk 1 C., 4 C. olive (2), 10 c. (3) tied "PEIPING (26) 12.2.9.19" (Sept. 2, 1930) to registered cover to "Urumchi, via Novo Sibirisk, Semipalatinsk, Bahti", arrival "(T)IHWA (URUMTSI) 19.2.21". Censortape "Singkiang province govt. commission resealed" and vermilion tie mark. To Dr. Nils Ambolt, sender "Sven Hedin, Swedish Legation, Peking, China" in Hedins own handwriting, interesting. (Tax Method: Margin System)

1929, unification 10 C. (horizontal strip-4) tied "TIHWA (URUMTSI) 18.6.28" (June 28, 1929) to reverse of double-registered (= AR) cover to Sweden, censor tape of "Sinkiang govt. board"with vermilion tie-mark, printed return of "Sino-Swedish Sinkiang Expedition/Sven Hedin, Leader" (T) (Tax Method: Margin System)

1930, cover to Sven Hedin Peking: 1924, junk 1 C. (pair) resp. 10 C. (strip-3) tied bilingual "PIKOW 19.6.12" (June 12, 1930) to registered-AR cover via "KWANGYÜAN 19.6.13" to Peiping (two arrivals), sender Hummel, c/o missionary station Minchow, Kansu province (Tax Method: Margin System)