German V-2 rocket engine burner cup recovered from the Peenemünde test site, measuring approximately 7˝ x 8.5˝ x 5˝, retaining over 20 of its fuel nozzles. The production version of the V-2 engine was equipped with 18 burner cups atop the combustion chamber, in which propellants were swirled and mixed to preheat before entering the chamber. The piece is wracked, twisted, and rusted, exhibiting substantial wear and damage from flight tests. Accompanied by printouts of diagrams showing cross-sections and positioning of the burner cups on the V-2 rocket engine.