Lot 51134 – 1938 (Jun 4) Second Season of Summer service by Aer Lingus to Isle of Man, collection incl. three first flight light covers

1938 (Jun 4) Second Season of Summer service by Aer Lingus to Isle of Man, collection incl. three first flight light covers Dublin to Douglas (2) and Ramsey (1, faults), both signed by pilot « Ivan B. Hammond / Pilot EL-ABP », one of which was returned the same time probably by surface mail (stains), two covers from the July 25th flight, a letter from a collector talking about the intermediate flights being scarce than the first and last flights, typed letter from the Dept of Posts and Telegraphs to the same collector explaining that some of his covers were and some wern’t mailed on these flights