An Avro Lancaster of No. 300 Polish Bomber Squadron RAF flying over the smoke-covered target area during a daylight attack on the oil refinery and storage depot of Deutsche Vacuum AG at Bremen, Germany, by 133 Lancasters of No. 1 Group and 6 De Havilland Mosquitos of No. 8 Group.

he door was closed behind me, and I approached the organist who was just ending one of the melodies specially intended for the May service. While the organ sheltered me from the sight of the congregation, I again showed my pistol and asked the organist in honor of our great day to play the hymn “God, Who Hath Poland Saved,” which had been our national hymn since the Uprising of 1830.