Sir Alan Cobham Tests His Machine For Africa Flight -- The giant all-metal Singapore flying boat, in which Sir Alan Cobham is to make a survey round Africa in the air, at Rochester when it was piloted by Sir Alan on a trial flight. It is intended to start from Rochester some time next week. February 6, 1928. (Photo by Central News).
Sir Alan Cobham Tests His Machine For Africa Flight -- The giant all-metal Singapore flying boat, in which Sir Alan Cobham is to make a survey round Africa in the air, at Rochester when it was piloted by Sir Alan on a trial flight. It is intended to start from Rochester some time next week. February 6, 1928. (Photo by Central News).