Australia 468-470a strips

Australia 468-470a, MNH, $3.75. Michel 428-430. 1st England to Australia flight by Capt. Ross Smith and Lieut. Keith Smith, 50th Ann. 1969. Vickers Vimy; B.E. 2E plane, Ford truck.It can be vertical, image 2, or horizontal, image 1, strip in different order of stamp.