1941, Hopeh 50 C. tied "TIENTSIN 9.11.30" (Nov. 30, 1941) to reverse of letter to Marienburg/Western Prussia. Boxed bilingual violet "SERVICE INTERROMPU/RETOUR A L'EXPEDITEUR" (beginning of Pacific war) and backstamp "TIENTSIN13 31.3.19" (March 19, 1942).
Value Add Taxes (19%) will be added to the hammer price and the buyers premium. (Image)

1938/43, 14 cards with 8 different pictorial commemorative datestamps (12 with half value ovpts., often uprated, two unovpt.). Shantung, same cto items (3, one with 5 C. shantung ovpt.) plus two commercial covers using unovpt. stamps from Hulutao (registered) or Tsinan. Total 19 items. (Image)

1940/45, unused mint (mostly MNH) and few on piece collection mounted on SAFE-pages in respective album, very clean condition. (Image)

Hopeh, 1941/43, three covers with martyrs 1 C. (block-8) or SYS 8 C. single (2) used with large pictorial commemorative datestamps to Tientsin or Hong Kong. And "half value" overprints covers (4, inc. two express) used same from Tangshan, Hsuchow, Tientsin and Shimen. Total 7 commercial covers. (Image)