1940, Cameron airmail cover bearing "SPITFIRE" overprints, 25c. to 70c., complete set of four values posted "DOULA 8 DEC 40",  black-boxed cachet alongside and censor mark on reverse. Maury 194/97  (Image 1) (Image)

1937, First Flight Macao Hong Kong to Manila cover w. mixed franking of 35c tied w. Hong kong Airmail APR  29, 1937, special flight cachet alongside and same day arrival pmk on back.  (Image 1) (Image)

Cover addressed to Lady Ezra flown from Lahore to Karachi, and onwards to Calcutta franked with a 1a. 9p. stamp and tied with a boxed rectangular commemorative hand stamp, Lahore Karachi, 4 Dec.34. First Airmail, used as an obliterator. Handstamp on verso, Calcutta G.P.O. T.S.O. 8 Dec.34 and Post Street, Calcutta Dely. 8 Dec.34 arrival mark. Signed by Stephen H. Smith. (Image 1) (Image)

India NOV.4.1929 First Day of Issue of Air Mail Stamps Flown Registered Cover, mailed from Park Street Calcutta to London England, “by Imperial Airways / India – Great Britain.” The cover is franked with all five stamps issued on that day. on beck signature by the pilot. signed by Stephen H. Smith   (Image 1) (Image)

1933, Balbo Squadron Flight "Crociera Aerea del Decenniale Italia -  Nord America"  Registered cover from the second Atlantic crossings of The Italian Air Marshall Italo Balbo became famous for organizing a squadron of S.55s for Atlantic crossings, from Amsterdam/Netherlands 21-06-1933 with red - "Transatlantische Vlucht van Italiaansche Vliegtuigen 1933' to Reykjavik 5-7-33 on the backside.  only 65 items were addressed to Reykjavik. autographed by the pilot on back. rare cover in excellent condition.   (Image 1) (Image)

1936, PERU MiNr:327 TRAIN  block of 4 imperf w/margin (Image 1) (Image)