China Covers and Cancellations Air MailInternational Zeppelin Mail: 1936 (8 Oct.) air mail envelope to Hong Kong and redirected to Tientsin sent "1. Via Air Mail to Lakehurst/ 2. Via Airship Hindenburg from Lakehurst to Frankfurt o/Main./3. Mit Luftpost nach Amsterdam/4. Par Avion K. L. M. dAmsterdam à Hong Kong" bearing U.S. 92c. franking tied by oval postmarks and with light blue Air Mail etiquette. There is a fine array of transit marks on the reverse with Cleveland (8.10), New York (8.10), Frankfurt (12.10), Penang (19.10), Hong Kong (27.10), Tientsin (3.11) and returned to sender with Hopeston arrival (7.12). The address side with a Return to Sender label. Photo
