The first report that involves Portuguese and Lusodescendants in Switzerland, something I also have been working on. With the help of of the son of Lt. James Mahon,navigator and crew member in the B-17, managed to discover and tell more details of this wonderful story.
"They only met at the briefing prior to the mission they were soon to undertake but together they overcame the German defences and managed to make a successful emergency landing on Swiss soil......"

Details on the story:
Ferreira, Joseph - Portugal 1939-1945

António Fragoeiro