IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Radar, twin .50 caliber guns in a ...

World War II produced numerous airmen awarded the Medal of Honor, the vast majority of whom flew in bombers or fighters. There were, of rare exceptions, of course, and among the rarest was Nathan ...

Text printed on the recto side of the leaves. Probable date range of issue based on dates of production for the PBY-3. Contents 1. Foreword -- 2. General description -- 3. Power plant description -- 4 ...