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Keywords from Image Description:
Berlin Flak Humboldthain . de Flakhelfer Jahrgang auf dem Flakturm BerlinGesundbrunnen Humboldthain im Hintergrund Geschtze schwere Flak en Flakhelfer born on the Flaktower BerlinGesundbrunnen Humboldthain in the background heavy flak guns Family Archive Norbert Radtke Heinz Radtke PDold GFDL Ccbysa migrated Flakturm Volkspark